CVE-2026-124278

{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-124278", "assignerOrgId": "6b3ad84c-e1a6-4bf7-a703-f496b71e49db", "state": "PUBLISHED", "assignerShortName": "EEF", "dateReserved": "2026-11-09T23:03:52.038Z", "datePublished": "2026-11-13T15:58:08.134Z", "dateUpdated": "2026-11-13T15:58:08.134Z"}, "containers": {"cna": {"affected": [{"collectionURL": "https://repo.hex.pm", "cpes": ["cpe:2.3:a:elixir-grpc:grpc_server:*:*:*:*:*:*:*:*"], "defaultStatus": "unaffected", "modules": ["'Elixir.GRPC.Server'", "'Elixir.GRPC.Server.Adapters.Cowboy.Handler'"], "packageName": "grpc_server", "packageURL": "pkg:hex/grpc_server", "product": "grpc_server", "programFiles": ["lib/grpc/server.ex", "lib/grpc/server/adapters/cowboy/handler.ex"], "programRoutines": [{"name": "'Elixir.GRPC.Server':do_handle_request/4"}, {"name": "'Elixir.GRPC.Server.Adapters.Cowboy.Handler':init/2"}], "repo": "https://github.com/elixir-grpc/grpc", "vendor": "elixir-grpc", "versions": [{"lessThan": "1.1.0", "status": "affected", "version": "1.0.0", "versionType": "semver"}]}, {"collectionURL": "https://github.com", "cpes": ["cpe:2.3:a:elixir-grpc:grpc_server:*:*:*:*:*:*:*:*"], "defaultStatus": "unaffected", "modules": ["'Elixir.GRPC.Server'", "'Elixir.GRPC.Server.Adapters.Cowboy.Handler'"], "packageName": "elixir-grpc/grpc", "packageURL": "pkg:github/elixir-grpc/grpc", "product": "grpc_server", "programFiles": ["grpc_server/lib/grpc/server.ex", "grpc_server/lib/grpc/server/adapters/cowboy/handler.ex"], "programRoutines": [{"name": "'Elixir.GRPC.Server':do_handle_request/4"}, {"name": "'Elixir.GRPC.Server.Adapters.Cowboy.Handler':init/2"}], "repo": "https://github.com/elixir-grpc/grpc", "vendor": "elixir-grpc", "versions": [{"lessThan": "953ab980d8a127e895d3ab9505fc4b9337bb32f7", "status": "affected", "version": "0332faae5f5e132314794dbfdae5edecbccea292", "versionType": "git"}]}, {"collectionURL": "https://repo.hex.pm", "cpes": ["cpe:2.3:a:elixir-grpc:grpc:*:*:*:*:*:*:*:*"], "defaultStatus": "unaffected", "modules": ["'Elixir.GRPC.Server'", "'Elixir.GRPC.Server.Adapters.Cowboy.Handler'"], "packageName": "grpc", "packageURL": "pkg:hex/grpc", "product": "grpc", "programFiles": ["lib/grpc/server.ex", "lib/grpc/server/adapters/cowboy/handler.ex"], "programRoutines": [{"name": "'Elixir.GRPC.Server':do_handle_request/4"}, {"name": "'Elixir.GRPC.Server.Adapters.Cowboy.Handler':init/2"}], "repo": "https://github.com/elixir-grpc/grpc", "vendor": "elixir-grpc", "versions": [{"lessThan": "1.0.0", "status": "affected", "version": "0.8.0", "versionType": "semver"}]}, {"collectionURL": "https://github.com", "cpes": ["cpe:2.3:a:elixir-grpc:grpc:*:*:*:*:*:*:*:*"], "defaultStatus": "unaffected", "modules": ["'Elixir.GRPC.Server'", "'Elixir.GRPC.Server.Adapters.Cowboy.Handler'"], "packageName": "elixir-grpc/grpc", "packageURL": "pkg:github/elixir-grpc/grpc", "product": "grpc", "programFiles": ["lib/grpc/server.ex", "lib/grpc/server/adapters/cowboy/handler.ex"], "programRoutines": [{"name": "'Elixir.GRPC.Server':do_handle_request/4"}, {"name": "'Elixir.GRPC.Server.Adapters.Cowboy.Handler':init/2"}], "repo": "https://github.com/elixir-grpc/grpc", "vendor": "elixir-grpc", "versions": [{"lessThan": "0332faae5f5e132314794dbfdae5edecbccea292", "status": "affected", "version": "8aaf3d3a8c4c7b08ac65e9c6f254e0d24da1d048", "versionType": "git"}]}], "configurations": [{"lang": "en", "supportingMedia": [{"base64": false, "type": "text/html", "value": "<p>HTTP-to-gRPC transcoding must be enabled with <code>http_transcode: true</code>. Access to a resource must be decided from the URL path rather than from the decoded request, for example by an API gateway, proxy rule or WAF in front of the server.</p>"}, {"base64": false, "type": "text/markdown", "value": "HTTP-to-gRPC transcoding must be enabled with `http_transcode: true`. Access to a resource must be decided from the URL path rather than from the decoded request, for example by an API gateway, proxy rule or WAF in front of the server."}], "value": "HTTP-to-gRPC transcoding must be enabled with http_transcode: true. Access to a resource must be decided from the URL path rather than from the decoded request, for example by an API gateway, proxy rule or WAF in front of the server."}], "cpeApplicability": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:elixir-grpc:grpc_server:*:*:*:*:*:*:*:*", "versionEndExcluding": "1.1.0", "versionStartIncluding": "1.0.0", "vulnerable": true}, {"criteria": "cpe:2.3:a:elixir-grpc:grpc:*:*:*:*:*:*:*:*", "versionEndExcluding": "1.0.0", "versionStartIncluding": "0.8.0", "vulnerable": true}], "negate": false, "operator": "OR"}], "operator": "AND"}], "credits": [{"lang": "en", "type": "reporter", "value": "Eurico Nicacio"}, {"lang": "en", "type": "finder", "value": "Eurico Nicacio"}, {"lang": "en", "type": "remediation developer", "value": "Paulo Valente"}, {"lang": "en", "type": "coordinator", "value": "Peter Ullrich"}, {"lang": "en", "type": "coordinator", "value": "Jonatan M\u00e4nnchen / EEF"}], "dateAssigned": "2026-11-13T11:18:41.000Z", "descriptions": [{"lang": "en", "supportingMedia": [{"base64": false, "type": "text/html", "value": "<p>Authorization Bypass Through User-Controlled Key vulnerability in elixir-grpc grpc_server and grpc allows an attacker to make a handler act on a resource other than the one named in the URL of an HTTP-transcoded route, via a request with a gRPC Content-Type.</p>\n<p>Only the transcoding clause of <code>GRPC.Server.do_handle_request/4</code> (<code>grpc_server/lib/grpc/server.ex</code>, and <code>lib/grpc/server.ex</code> before the package split) applies the route's path bindings to the request message. The Cowboy handler picks that clause from the request <code>Content-Type</code>, not from the route. A request to a transcoded URL with <code>application/grpc</code> or <code>application/grpc-web</code> is decoded from the body alone, so every path-bound field takes its value from the body. A gateway, proxy rule or WAF that authorizes on the URL path sees one resource while the handler receives another.</p>\n<p>This issue affects grpc_server: from 1.0.0 before 1.1.0; grpc: from 0.8.0 before 1.0.0.</p>"}, {"base64": false, "type": "text/markdown", "value": "Authorization Bypass Through User-Controlled Key vulnerability in elixir-grpc grpc_server and grpc allows an attacker to make a handler act on a resource other than the one named in the URL of an HTTP-transcoded route, via a request with a gRPC Content-Type.\n\nOnly the transcoding clause of `GRPC.Server.do_handle_request/4` (`grpc_server/lib/grpc/server.ex`, and `lib/grpc/server.ex` before the package split) applies the route's path bindings to the request message. The Cowboy handler picks that clause from the request `Content-Type`, not from the route. A request to a transcoded URL with `application/grpc` or `application/grpc-web` is decoded from the body alone, so every path-bound field takes its value from the body. A gateway, proxy rule or WAF that authorizes on the URL path sees one resource while the handler receives another.\n\nThis issue affects grpc_server: from 1.0.0 before 1.1.0; grpc: from 0.8.0 before 1.0.0."}], "value": "Authorization Bypass Through User-Controlled Key vulnerability in elixir-grpc grpc_server and grpc allows an attacker to make a handler act on a resource other than the one named in the URL of an HTTP-transcoded route, via a request with a gRPC Content-Type.\n\nOnly the transcoding clause of GRPC.Server.do_handle_request/4 (grpc_server/lib/grpc/server.ex, and lib/grpc/server.ex before the package split) applies the route's path bindings to the request message. The Cowboy handler picks that clause from the request Content-Type, not from the route. A request to a transcoded URL with application/grpc or application/grpc-web is decoded from the body alone, so every path-bound field takes its value from the body. A gateway, proxy rule or WAF that authorizes on the URL path sees one resource while the handler receives another.\n\nThis issue affects grpc_server: from 1.0.0 before 1.1.0; grpc: from 0.8.0 before 1.0.0."}], "impacts": [{"capecId": "CAPEC-460", "descriptions": [{"lang": "en", "supportingMedia": [{"base64": false, "type": "text/html", "value": "<p>An attacker whose requests are authorized by URL path can make the handler read or modify a resource the path does not name, such as another tenant's data.</p>"}, {"base64": false, "type": "text/markdown", "value": "An attacker whose requests are authorized by URL path can make the handler read or modify a resource the path does not name, such as another tenant's data."}], "value": "An attacker whose requests are authorized by URL path can make the handler read or modify a resource the path does not name, such as another tenant's data."}]}], "metrics": [{"cvssV4_0": {"Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "Safety": "NOT_DEFINED", "attackComplexity": "LOW", "attackRequirements": "PRESENT", "attackVector": "NETWORK", "baseScore": 7.6, "baseSeverity": "HIGH", "privilegesRequired": "LOW", "providerUrgency": "NOT_DEFINED", "subAvailabilityImpact": "NONE", "subConfidentialityImpact": "NONE", "subIntegrityImpact": "NONE", "userInteraction": "NONE", "valueDensity": "NOT_DEFINED", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N", "version": "4.0", "vulnAvailabilityImpact": "NONE", "vulnConfidentialityImpact": "HIGH", "vulnIntegrityImpact": "HIGH", "vulnerabilityResponseEffort": "NOT_DEFINED"}, "format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}]}], "problemTypes": [{"descriptions": [{"cweId": "CWE-436", "description": "CWE-436 Interpretation Conflict", "lang": "en", "type": "CWE"}]}, {"descriptions": [{"cweId": "CWE-639", "description": "CWE-639 Authorization Bypass Through User-Controlled Key", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"orgId": "6b3ad84c-e1a6-4bf7-a703-f496b71e49db", "shortName": "EEF", "dateUpdated": "2026-11-13T15:58:08.134Z"}, "references": [{"name": "Path bindings ignored for gRPC Content-Types on transcoded routes in elixir-grpc grpc_server", "tags": ["vendor-advisory", "related"], "url": "https://github.com/elixir-grpc/grpc/security/advisories/GHSA-xc5v-89vq-hv5m"}, {"name": "EEF CNA record for CVE-2026-124278", "tags": ["related"], "url": "https://cna.erlef.org/cves/CVE-2026-124278.html"}, {"name": "OSV record EEF-CVE-2026-124278", "tags": ["related"], "url": "https://osv.dev/vulnerability/EEF-CVE-2026-124278"}, {"name": "Introducing commit 0332faa in elixir-grpc/grpc", "tags": ["related"], "url": "https://github.com/elixir-grpc/grpc/commit/0332faae5f5e132314794dbfdae5edecbccea292"}, {"name": "Fix commit 953ab98 in elixir-grpc/grpc", "tags": ["patch"], "url": "https://github.com/elixir-grpc/grpc/commit/953ab980d8a127e895d3ab9505fc4b9337bb32f7"}, {"name": "Introducing commit 8aaf3d3 in elixir-grpc/grpc", "tags": ["related"], "url": "https://github.com/elixir-grpc/grpc/commit/8aaf3d3a8c4c7b08ac65e9c6f254e0d24da1d048"}], "source": {"discovery": "EXTERNAL"}, "title": "Path bindings ignored for gRPC Content-Types on transcoded routes in elixir-grpc grpc_server", "x_proofOfConcept": [{"lang": "en", "supportingMedia": [{"base64": false, "type": "text/html", "value": "<ol>\n<li>Start a server with <code>http_transcode: true</code> and a transcoded route that binds a field from the path, for example <code>GET /v1/messages/{name}</code>.</li>\n<li>Build a gRPC frame whose message sets <code>name</code> to <code>victim</code>.</li>\n<li>Send it over HTTP/1.1 as <code>GET /v1/messages/alice</code> with <code>Content-Type: application/grpc</code>.</li>\n<li>Observe that the handler receives <code>name</code> set to <code>victim</code>, not <code>alice</code>.</li>\n</ol>"}, {"base64": false, "type": "text/markdown", "value": "1. Start a server with `http_transcode: true` and a transcoded route that binds a field from the path, for example `GET /v1/messages/{name}`.\n2. Build a gRPC frame whose message sets `name` to `victim`.\n3. Send it over HTTP/1.1 as `GET /v1/messages/alice` with `Content-Type: application/grpc`.\n4. Observe that the handler receives `name` set to `victim`, not `alice`."}], "value": "* Start a server with http_transcode: true and a transcoded route that binds a field from the path, for example GET /v1/messages/{name}.\n* Build a gRPC frame whose message sets name to victim.\n* Send it over HTTP/1.1 as GET /v1/messages/alice with Content-Type: application/grpc.\n* Observe that the handler receives name set to victim, not alice."}], "x_technicalAnalysis": [{"lang": "en", "supportingMedia": [{"base64": false, "type": "text/html", "value": "<p><strong>1. The header selects the clause</strong></p>\n<p>The Cowboy handler derives the access mode from the request <code>Content-Type</code>. <code>application/json</code> selects <code>:http_transcoding</code>, <code>application/grpc</code> selects <code>:grpc</code> and <code>application/grpc-web+proto</code> selects <code>:grpcweb</code>. The router still matches the transcoded URL template and extracts its path bindings.</p>\n<p><strong>2. Bindings are applied in one clause only</strong></p>\n<p><code>GRPC.Server.do_handle_request/4</code> reads the bindings with <code>adapter.get_bindings/1</code> and merges them through <code>GRPC.Server.Transcode.map_request/5</code> only in the <code>:http_transcoding</code> clause. The unary and request-streaming clauses decode the body alone with the selected codec. <code>GRPC.Codec.Proto</code> is in the default codecs of every server, so <code>application/grpc</code> is always accepted.</p>\n<p><strong>3. The HTTP/1.1 guard never matches</strong></p>\n<p><code>resolve_access_mode/3</code> has a clause that forces transcoding for HTTP/1.1 requests. It matches the version as the binary <code>\"HTTP/1.1\"</code>, while Cowboy stores the version as an atom, so the clause never applies and the request works over plain HTTP/1.1.</p>\n<p><strong>4. Result</strong></p>\n<p>A request to <code>/v1/messages/alice</code> with <code>Content-Type: application/grpc</code> and a message that sets <code>name</code> to <code>victim</code> reaches the handler with <code>name</code> set to <code>victim</code>. With an empty message the field is empty: the path binding is never consulted.</p>"}, {"base64": false, "type": "text/markdown", "value": "**1. The header selects the clause**\n\nThe Cowboy handler derives the access mode from the request `Content-Type`. `application/json` selects `:http_transcoding`, `application/grpc` selects `:grpc` and `application/grpc-web+proto` selects `:grpcweb`. The router still matches the transcoded URL template and extracts its path bindings.\n\n**2. Bindings are applied in one clause only**\n\n`GRPC.Server.do_handle_request/4` reads the bindings with `adapter.get_bindings/1` and merges them through `GRPC.Server.Transcode.map_request/5` only in the `:http_transcoding` clause. The unary and request-streaming clauses decode the body alone with the selected codec. `GRPC.Codec.Proto` is in the default codecs of every server, so `application/grpc` is always accepted.\n\n**3. The HTTP/1.1 guard never matches**\n\n`resolve_access_mode/3` has a clause that forces transcoding for HTTP/1.1 requests. It matches the version as the binary `\"HTTP/1.1\"`, while Cowboy stores the version as an atom, so the clause never applies and the request works over plain HTTP/1.1.\n\n**4. Result**\n\nA request to `/v1/messages/alice` with `Content-Type: application/grpc` and a message that sets `name` to `victim` reaches the handler with `name` set to `victim`. With an empty message the field is empty: the path binding is never consulted."}], "value": "1. The header selects the clause\n\nThe Cowboy handler derives the access mode from the request Content-Type. application/json selects :http_transcoding, application/grpc selects :grpc and application/grpc-web+proto selects :grpcweb. The router still matches the transcoded URL template and extracts its path bindings.\n\n2. Bindings are applied in one clause only\n\nGRPC.Server.do_handle_request/4 reads the bindings with adapter.get_bindings/1 and merges them through GRPC.Server.Transcode.map_request/5 only in the :http_transcoding clause. The unary and request-streaming clauses decode the body alone with the selected codec. GRPC.Codec.Proto is in the default codecs of every server, so application/grpc is always accepted.\n\n3. The HTTP/1.1 guard never matches\n\nresolve_access_mode/3 has a clause that forces transcoding for HTTP/1.1 requests. It matches the version as the binary \"HTTP/1.1\", while Cowboy stores the version as an atom, so the clause never applies and the request works over plain HTTP/1.1.\n\n4. Result\n\nA request to /v1/messages/alice with Content-Type: application/grpc and a message that sets name to victim reaches the handler with name set to victim. With an empty message the field is empty: the path binding is never consulted."}]}}}

{}

{"affected": [{"affectedData": [{"collectionURL": "https://repo.hex.pm", "cpes": ["cpe:2.3:a:elixir-grpc:grpc_server:*:*:*:*:*:*:*:*"], "defaultStatus": "unaffected", "modules": ["'Elixir.GRPC.Server'", "'Elixir.GRPC.Server.Adapters.Cowboy.Handler'"], "packageName": "grpc_server", "packageURL": "pkg:hex/grpc_server", "product": "grpc_server", "programFiles": ["lib/grpc/server.ex", "lib/grpc/server/adapters/cowboy/handler.ex"], "programRoutines": [{"name": "'Elixir.GRPC.Server':do_handle_request/4"}, {"name": "'Elixir.GRPC.Server.Adapters.Cowboy.Handler':init/2"}], "repo": "https://github.com/elixir-grpc/grpc", "vendor": "elixir-grpc", "versions": [{"lessThan": "1.1.0", "status": "affected", "version": "1.0.0", "versionType": "semver"}]}, {"collectionURL": "https://github.com", "cpes": ["cpe:2.3:a:elixir-grpc:grpc_server:*:*:*:*:*:*:*:*"], "defaultStatus": "unaffected", "modules": ["'Elixir.GRPC.Server'", "'Elixir.GRPC.Server.Adapters.Cowboy.Handler'"], "packageName": "elixir-grpc/grpc", "packageURL": "pkg:github/elixir-grpc/grpc", "product": "grpc_server", "programFiles": ["grpc_server/lib/grpc/server.ex", "grpc_server/lib/grpc/server/adapters/cowboy/handler.ex"], "programRoutines": [{"name": "'Elixir.GRPC.Server':do_handle_request/4"}, {"name": "'Elixir.GRPC.Server.Adapters.Cowboy.Handler':init/2"}], "repo": "https://github.com/elixir-grpc/grpc", "vendor": "elixir-grpc", "versions": [{"lessThan": "953ab980d8a127e895d3ab9505fc4b9337bb32f7", "status": "affected", "version": "0332faae5f5e132314794dbfdae5edecbccea292", "versionType": "git"}]}, {"collectionURL": "https://repo.hex.pm", "cpes": ["cpe:2.3:a:elixir-grpc:grpc:*:*:*:*:*:*:*:*"], "defaultStatus": "unaffected", "modules": ["'Elixir.GRPC.Server'", "'Elixir.GRPC.Server.Adapters.Cowboy.Handler'"], "packageName": "grpc", "packageURL": "pkg:hex/grpc", "product": "grpc", "programFiles": ["lib/grpc/server.ex", "lib/grpc/server/adapters/cowboy/handler.ex"], "programRoutines": [{"name": "'Elixir.GRPC.Server':do_handle_request/4"}, {"name": "'Elixir.GRPC.Server.Adapters.Cowboy.Handler':init/2"}], "repo": "https://github.com/elixir-grpc/grpc", "vendor": "elixir-grpc", "versions": [{"lessThan": "1.0.0", "status": "affected", "version": "0.8.0", "versionType": "semver"}]}, {"collectionURL": "https://github.com", "cpes": ["cpe:2.3:a:elixir-grpc:grpc:*:*:*:*:*:*:*:*"], "defaultStatus": "unaffected", "modules": ["'Elixir.GRPC.Server'", "'Elixir.GRPC.Server.Adapters.Cowboy.Handler'"], "packageName": "elixir-grpc/grpc", "packageURL": "pkg:github/elixir-grpc/grpc", "product": "grpc", "programFiles": ["lib/grpc/server.ex", "lib/grpc/server/adapters/cowboy/handler.ex"], "programRoutines": [{"name": "'Elixir.GRPC.Server':do_handle_request/4"}, {"name": "'Elixir.GRPC.Server.Adapters.Cowboy.Handler':init/2"}], "repo": "https://github.com/elixir-grpc/grpc", "vendor": "elixir-grpc", "versions": [{"lessThan": "0332faae5f5e132314794dbfdae5edecbccea292", "status": "affected", "version": "8aaf3d3a8c4c7b08ac65e9c6f254e0d24da1d048", "versionType": "git"}]}], "source": "6b3ad84c-e1a6-4bf7-a703-f496b71e49db"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Authorization Bypass Through User-Controlled Key vulnerability in elixir-grpc grpc_server and grpc allows an attacker to make a handler act on a resource other than the one named in the URL of an HTTP-transcoded route, via a request with a gRPC Content-Type.\n\nOnly the transcoding clause of GRPC.Server.do_handle_request/4 (grpc_server/lib/grpc/server.ex, and lib/grpc/server.ex before the package split) applies the route's path bindings to the request message. The Cowboy handler picks that clause from the request Content-Type, not from the route. A request to a transcoded URL with application/grpc or application/grpc-web is decoded from the body alone, so every path-bound field takes its value from the body. A gateway, proxy rule or WAF that authorizes on the URL path sees one resource while the handler receives another.\n\nThis issue affects grpc_server: from 1.0.0 before 1.1.0; grpc: from 0.8.0 before 1.0.0."}], "id": "CVE-2026-124278", "lastModified": "2026-11-13T16:17:39.297", "metrics": {"cvssMetricV40": [{"cvssData": {"Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "Safety": "NOT_DEFINED", "attackComplexity": "LOW", "attackRequirements": "PRESENT", "attackVector": "NETWORK", "availabilityRequirement": "NOT_DEFINED", "baseScore": 7.6, "baseSeverity": "HIGH", "confidentialityRequirement": "NOT_DEFINED", "exploitMaturity": "NOT_DEFINED", "integrityRequirement": "NOT_DEFINED", "modifiedAttackComplexity": "NOT_DEFINED", "modifiedAttackRequirements": "NOT_DEFINED", "modifiedAttackVector": "NOT_DEFINED", "modifiedPrivilegesRequired": "NOT_DEFINED", "modifiedSubAvailabilityImpact": "NOT_DEFINED", "modifiedSubConfidentialityImpact": "NOT_DEFINED", "modifiedSubIntegrityImpact": "NOT_DEFINED", "modifiedUserInteraction": "NOT_DEFINED", "modifiedVulnAvailabilityImpact": "NOT_DEFINED", "modifiedVulnConfidentialityImpact": "NOT_DEFINED", "modifiedVulnIntegrityImpact": "NOT_DEFINED", "privilegesRequired": "LOW", "providerUrgency": "NOT_DEFINED", "subAvailabilityImpact": "NONE", "subConfidentialityImpact": "NONE", "subIntegrityImpact": "NONE", "userInteraction": "NONE", "valueDensity": "NOT_DEFINED", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X", "version": "4.0", "vulnAvailabilityImpact": "NONE", "vulnConfidentialityImpact": "HIGH", "vulnIntegrityImpact": "HIGH", "vulnerabilityResponseEffort": "NOT_DEFINED"}, "source": "6b3ad84c-e1a6-4bf7-a703-f496b71e49db", "type": "Secondary"}]}, "published": "2026-11-13T16:17:39.297", "references": [{"source": "6b3ad84c-e1a6-4bf7-a703-f496b71e49db", "url": "https://cna.erlef.org/cves/CVE-2026-124278.html"}, {"source": "6b3ad84c-e1a6-4bf7-a703-f496b71e49db", "url": "https://github.com/elixir-grpc/grpc/commit/0332faae5f5e132314794dbfdae5edecbccea292"}, {"source": "6b3ad84c-e1a6-4bf7-a703-f496b71e49db", "url": "https://github.com/elixir-grpc/grpc/commit/8aaf3d3a8c4c7b08ac65e9c6f254e0d24da1d048"}, {"source": "6b3ad84c-e1a6-4bf7-a703-f496b71e49db", "url": "https://github.com/elixir-grpc/grpc/commit/953ab980d8a127e895d3ab9505fc4b9337bb32f7"}, {"source": "6b3ad84c-e1a6-4bf7-a703-f496b71e49db", "url": "https://github.com/elixir-grpc/grpc/security/advisories/GHSA-xc5v-89vq-hv5m"}, {"source": "6b3ad84c-e1a6-4bf7-a703-f496b71e49db", "url": "https://osv.dev/vulnerability/EEF-CVE-2026-124278"}], "sourceIdentifier": "6b3ad84c-e1a6-4bf7-a703-f496b71e49db", "vulnStatus": "Received", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-436"}, {"lang": "en", "value": "CWE-639"}], "source": "6b3ad84c-e1a6-4bf7-a703-f496b71e49db", "type": "Secondary"}]}

{}

{}