{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-35468", "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "state": "PUBLISHED", "assignerShortName": "GitHub_M", "dateReserved": "2026-04-02T20:49:44.452Z", "datePublished": "2026-04-03T22:10:06.156Z", "dateUpdated": "2026-04-03T22:10:06.156Z"}, "containers": {"cna": {"title": "nimiq/core-rs-albatross: Panic in history index request handlers when a full node runs without the history index", "problemTypes": [{"descriptions": [{"cweId": "CWE-252", "lang": "en", "description": "CWE-252: Unchecked Return Value", "type": "CWE"}]}], "metrics": [{"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "LOW", "baseScore": 5.3, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L", "version": "3.1"}}], "references": [{"name": "https://github.com/nimiq/core-rs-albatross/security/advisories/GHSA-xr78-2jhh-9wf9", "tags": ["x_refsource_CONFIRM"], "url": "https://github.com/nimiq/core-rs-albatross/security/advisories/GHSA-xr78-2jhh-9wf9"}, {"name": "https://github.com/nimiq/core-rs-albatross/pull/3667", "tags": ["x_refsource_MISC"], "url": "https://github.com/nimiq/core-rs-albatross/pull/3667"}, {"name": "https://github.com/nimiq/core-rs-albatross/commit/0e5c90a6c75b722f3d6091769776a4040e694dba", "tags": ["x_refsource_MISC"], "url": "https://github.com/nimiq/core-rs-albatross/commit/0e5c90a6c75b722f3d6091769776a4040e694dba"}, {"name": "https://github.com/nimiq/core-rs-albatross/releases/tag/v1.3.0", "tags": ["x_refsource_MISC"], "url": "https://github.com/nimiq/core-rs-albatross/releases/tag/v1.3.0"}], "affected": [{"vendor": "nimiq", "product": "core-rs-albatross", "versions": [{"version": "< 1.3.0", "status": "affected"}]}], "providerMetadata": {"orgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "shortName": "GitHub_M", "dateUpdated": "2026-04-03T22:10:06.156Z"}, "descriptions": [{"lang": "en", "value": "nimiq/core-rs-albatross is a Rust implementation of the Nimiq Proof-of-Stake protocol based on the Albatross consensus algorithm. Prior to version 1.3.0, two peer-facing consensus request handlers assume that the history index is always available and call blockchain.history_store.history_index().unwrap() directly. That assumption is false by construction. HistoryStoreProxy::history_index() explicitly returns None for the valid HistoryStoreProxy::WithoutIndex state. when a full node is syncing or otherwise running without the history index, a remote peer can send RequestTransactionsProof or RequestTransactionReceiptsByAddress and trigger an Option::unwrap() panic on the request path. This issue has been patched in version 1.3.0."}], "source": {"advisory": "GHSA-xr78-2jhh-9wf9", "discovery": "UNKNOWN"}}}}

{}

{"cveTags": [], "descriptions": [{"lang": "en", "value": "nimiq/core-rs-albatross is a Rust implementation of the Nimiq Proof-of-Stake protocol based on the Albatross consensus algorithm. Prior to version 1.3.0, two peer-facing consensus request handlers assume that the history index is always available and call blockchain.history_store.history_index().unwrap() directly. That assumption is false by construction. HistoryStoreProxy::history_index() explicitly returns None for the valid HistoryStoreProxy::WithoutIndex state. when a full node is syncing or otherwise running without the history index, a remote peer can send RequestTransactionsProof or RequestTransactionReceiptsByAddress and trigger an Option::unwrap() panic on the request path. This issue has been patched in version 1.3.0."}], "id": "CVE-2026-35468", "lastModified": "2026-04-03T23:17:06.963", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "LOW", "baseScore": 5.3, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 1.4, "source": "security-advisories@github.com", "type": "Secondary"}]}, "published": "2026-04-03T23:17:06.963", "references": [{"source": "security-advisories@github.com", "url": "https://github.com/nimiq/core-rs-albatross/commit/0e5c90a6c75b722f3d6091769776a4040e694dba"}, {"source": "security-advisories@github.com", "url": "https://github.com/nimiq/core-rs-albatross/pull/3667"}, {"source": "security-advisories@github.com", "url": "https://github.com/nimiq/core-rs-albatross/releases/tag/v1.3.0"}, {"source": "security-advisories@github.com", "url": "https://github.com/nimiq/core-rs-albatross/security/advisories/GHSA-xr78-2jhh-9wf9"}], "sourceIdentifier": "security-advisories@github.com", "vulnStatus": "Received", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-252"}], "source": "security-advisories@github.com", "type": "Primary"}]}

{}

{}