{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-121417", "assignerOrgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10", "state": "PUBLISHED", "assignerShortName": "VulnCheck", "dateReserved": "2026-11-03T12:29:41.359Z", "datePublished": "2026-11-03T14:28:15.135Z", "dateUpdated": "2026-11-03T14:28:15.135Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10", "shortName": "VulnCheck", "dateUpdated": "2026-11-03T14:28:15.135Z"}, "datePublic": "2026-10-19T00:00:00.000Z", "title": "SurrealDB before 3.3.0 Use-After-Free via affinitypool spawn_local in KV Backends", "descriptions": [{"lang": "en", "value": "SurrealDB before 3.3.0 contains a use-after-free vulnerability in surrealdb-core KV backends that pass borrowed transaction state into affinitypool::spawn_local closures relying on future Drop for safety. Rust embedders that leak a dispatched future (e.g. via mem::forget) and drop the transaction cause pool workers to read and write freed memory, risking crashes or memory corruption."}], "problemTypes": [{"descriptions": [{"lang": "en", "description": "Use After Free", "cweId": "CWE-416", "type": "CWE"}]}], "affected": [{"vendor": "surrealdb", "product": "surrealdb", "defaultStatus": "unaffected", "packageURL": "pkg:cargo/surrealdb", "versions": [{"version": "0", "status": "affected", "versionType": "semver", "lessThan": "3.3.0"}, {"version": "3.3.0", "status": "unaffected", "versionType": "semver"}]}], "cpeApplicability": [{"nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:a:surrealdb:surrealdb:*:*:*:*:*:*:*:*", "versionEndExcluding": "3.3.0"}]}]}], "metrics": [{"format": "CVSS", "cvssV4_0": {"version": "4.0", "vectorString": "CVSS:4.0/AV:L/AC:H/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H", "attackVector": "LOCAL", "attackComplexity": "HIGH", "attackRequirements": "PRESENT", "privilegesRequired": "LOW", "userInteraction": "NONE", "vulnConfidentialityImpact": "HIGH", "vulnIntegrityImpact": "HIGH", "vulnAvailabilityImpact": "HIGH", "subConfidentialityImpact": "HIGH", "subIntegrityImpact": "HIGH", "subAvailabilityImpact": "HIGH", "baseScore": 8.8, "baseSeverity": "HIGH"}}, {"format": "CVSS", "cvssV3_1": {"version": "3.1", "vectorString": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H", "attackVector": "LOCAL", "attackComplexity": "HIGH", "privilegesRequired": "LOW", "userInteraction": "NONE", "scope": "CHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "HIGH", "baseScore": 7.8, "baseSeverity": "HIGH"}}], "references": [{"url": "https://github.com/surrealdb/surrealdb/security/advisories/GHSA-pm86-cc75-q463", "tags": ["vendor-advisory"], "name": "GitHub Security Advisory (GHSA-pm86-cc75-q463)"}, {"url": "https://github.com/surrealdb/surrealdb/commit/17584a181979f04f2aaad867332c22db1caa511a", "tags": ["patch"], "name": "Patch Commit"}, {"name": "VulnCheck Advisory: SurrealDB before 3.3.0 Use-After-Free via affinitypool spawn_local in KV Backends", "tags": ["third-party-advisory"], "url": "https://www.vulncheck.com/advisories/surrealdb-before-3.3.0-use-after-free-via-affinitypool-spawn-local-in-kv-backends"}], "credits": [{"lang": "en", "value": "YZL0v3ZZ", "type": "reporter"}], "x_generator": {"engine": "vulncheck-endgame"}}}}

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