CVE-2026-128986

{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-128986", "assignerOrgId": "e51fbebd-6053-4e49-959f-1b94eeb69a2c", "state": "PUBLISHED", "assignerShortName": "eclipse", "dateReserved": "2026-11-13T14:06:21.240Z", "datePublished": "2026-11-13T16:27:04.197Z", "dateUpdated": "2026-11-13T16:27:04.197Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "e51fbebd-6053-4e49-959f-1b94eeb69a2c", "shortName": "eclipse", "dateUpdated": "2026-11-13T16:27:04.197Z"}, "problemTypes": [{"descriptions": [{"lang": "en", "cweId": "CWE-863", "description": "CWE-863", "type": "CWE"}]}, {"descriptions": [{"lang": "en", "cweId": "CWE-436", "description": "CWE-436", "type": "CWE"}]}, {"descriptions": [{"lang": "en", "cweId": "CWE-177", "description": "CWE-177", "type": "CWE"}]}], "impacts": [{"capecId": "CAPEC-64", "descriptions": [{"lang": "en", "value": "CAPEC-64"}]}, {"capecId": "CAPEC-1", "descriptions": [{"lang": "en", "value": "CAPEC-1"}]}], "affected": [{"vendor": "Eclipse Foundation", "product": "Eclipse BaSyx Go Components", "versions": [{"status": "affected", "version": "0", "lessThan": "1.1.4", "versionType": "semver"}], "defaultStatus": "unaffected"}], "descriptions": [{"lang": "en", "value": "In Eclipse BaSyx Go Components versions up to and including 1.1.3, ABAC-enabled deployments match `ROUTE` access rules against the fully decoded request path, while the router routes on the raw, still encoded path. An encoded slash (`%2F`) inside a path value is a segment separator for the access check but part of the value for the router, so a request can match a narrow `ROUTE` rule while the handler returns a different, larger resource.\n\n\n\nAn authenticated caller whose rules grant READ only on parts of a resource can therefore read the whole resource. In the DPP API, a rule such as `/v1/dpps/*/elements/*`, meant to grant only passport elements, also grants the complete passport whose identifier contains `/elements/`. In the Submodel Repository, AAS Repository and AAS Environment, a rule such as `/submodels/*/submodel-elements/*/attachment`, meant to grant only file attachments, also grants the complete element whose stored idShort contains `%2F`.\n\n\n\nThe issue is fixed in Eclipse BaSyx Go Components v1.1.4.", "supportingMedia": [{"type": "text/html", "base64": false, "value": "<p>In Eclipse BaSyx Go Components versions up to and including 1.1.3, ABAC-enabled deployments match `ROUTE` access rules against the fully decoded request path, while the router routes on the raw, still encoded path. An encoded slash (`%2F`) inside a path value is a segment separator for the access check but part of the value for the router, so a request can match a narrow `ROUTE` rule while the handler returns a different, larger resource.</p><p>An authenticated caller whose rules grant READ only on parts of a resource can therefore read the whole resource. In the DPP API, a rule such as `/v1/dpps/*/elements/*`, meant to grant only passport elements, also grants the complete passport whose identifier contains `/elements/`. In the Submodel Repository, AAS Repository and AAS Environment, a rule such as `/submodels/*/submodel-elements/*/attachment`, meant to grant only file attachments, also grants the complete element whose stored idShort contains `%2F`.</p><p>The issue is fixed in Eclipse BaSyx Go Components v1.1.4.</p>"}]}], "references": [{"url": "https://gitlab.eclipse.org/security/vulnerability-reports/-/work_items/1389"}, {"url": "https://github.com/eclipse-basyx/basyx-go-components/pull/888"}, {"url": "https://github.com/eclipse-basyx/basyx-go-components/releases/tag/v1.1.4"}, {"url": "https://gitlab.eclipse.org/security/cve-assignment/-/work_items/582"}], "metrics": [{"format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}], "cvssV4_0": {"attackVector": "NETWORK", "attackComplexity": "HIGH", "attackRequirements": "NONE", "privilegesRequired": "LOW", "userInteraction": "NONE", "vulnConfidentialityImpact": "HIGH", "subConfidentialityImpact": "NONE", "vulnIntegrityImpact": "NONE", "subIntegrityImpact": "NONE", "vulnAvailabilityImpact": "NONE", "subAvailabilityImpact": "NONE", "exploitMaturity": "NOT_DEFINED", "Safety": "NOT_DEFINED", "Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "valueDensity": "NOT_DEFINED", "vulnerabilityResponseEffort": "NOT_DEFINED", "providerUrgency": "NOT_DEFINED", "version": "4.0", "baseSeverity": "MEDIUM", "baseScore": 6, "vectorString": "CVSS:4.0/AV:N/AC:H/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N"}}], "credits": [{"lang": "en", "value": "Christian Koort", "type": "finder"}], "source": {"discovery": "UNKNOWN"}, "x_generator": {"engine": "Vulnogram 1.0.5"}}}}

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