{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-67334", "assignerOrgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10", "state": "PUBLISHED", "assignerShortName": "VulnCheck", "dateReserved": "2026-07-29T13:07:47.015Z", "datePublished": "2026-08-01T12:22:18.107Z", "dateUpdated": "2026-08-01T12:22:18.107Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10", "shortName": "VulnCheck", "dateUpdated": "2026-08-01T12:22:18.107Z"}, "datePublic": "2026-05-31T00:00:00.000Z", "title": "better-auth Stale Sessions Persist After User Deletion", "descriptions": [{"lang": "en", "value": "better-auth versions before 1.6.11 fail to delete cached sessions when removing users via admin, anonymous, or SCIM endpoints when secondaryStorage is configured and storeSessionInDatabase is false. Attackers can reuse deleted user session tokens to maintain authentication for up to seven days after account deletion."}], "problemTypes": [{"descriptions": [{"lang": "en", "description": "Incomplete Cleanup", "cweId": "CWE-459", "type": "CWE"}]}], "affected": [{"vendor": "better-auth", "product": "better-auth", "defaultStatus": "unaffected", "packageURL": "pkg:npm/better-auth", "versions": [{"version": "0.3.4", "status": "affected", "versionType": "semver", "lessThan": "1.6.11"}, {"version": "1.6.11", "status": "unaffected", "versionType": "semver"}]}, {"vendor": "better-auth", "product": "better-auth", "defaultStatus": "unaffected", "packageURL": "pkg:npm/better-auth/scim", "versions": [{"version": "1.6.0", "status": "affected", "versionType": "semver", "lessThan": "1.6.11"}, {"version": "1.6.11", "status": "unaffected", "versionType": "semver"}]}], "cpeApplicability": [{"nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:a:better-auth:better-auth\\/oauth-provider:*:*:*:*:*:node.js:*:*", "versionStartIncluding": "0.3.4", "versionEndExcluding": "1.6.11"}, {"vulnerable": true, "criteria": "cpe:2.3:a:better-auth:better-auth\\/oauth-provider:*:*:*:*:*:node.js:*:*", "versionStartIncluding": "1.6.0", "versionEndExcluding": "1.6.11"}]}]}], "metrics": [{"format": "CVSS", "cvssV4_0": {"version": "4.0", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N", "attackVector": "NETWORK", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "HIGH", "userInteraction": "NONE", "vulnConfidentialityImpact": "LOW", "vulnIntegrityImpact": "LOW", "vulnAvailabilityImpact": "NONE", "subConfidentialityImpact": "NONE", "subIntegrityImpact": "NONE", "subAvailabilityImpact": "NONE", "baseScore": 5.1, "baseSeverity": "MEDIUM"}}, {"format": "CVSS", "cvssV3_1": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:N", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "HIGH", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "availabilityImpact": "NONE", "baseScore": 3.8, "baseSeverity": "LOW"}}], "references": [{"url": "https://github.com/better-auth/better-auth/security/advisories/GHSA-2vg6-77g8-24mp", "tags": ["vendor-advisory"], "name": "GitHub Security Advisory (GHSA-2vg6-77g8-24mp)"}, {"name": "VulnCheck Advisory: better-auth Stale Sessions Persist After User Deletion", "tags": ["third-party-advisory"], "url": "https://www.vulncheck.com/advisories/better-auth-stale-sessions-persist-after-user-deletion"}], "credits": [{"lang": "en", "value": "iruizsalinas", "type": "reporter"}], "x_generator": {"engine": "vulncheck-endgame"}}}}

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{"affected": [{"configurations": [{"platform": ["node.js"], "status": "affected", "versions": null}], "enrichment": {"confidence": 95.0, "confidence_source": "inferred", "scores": [{"score": 95.0, "source": "inferred"}, {"score": 99.0, "source": "matching"}]}, "product": "better-auth\\/oauth-provider", "vendor": "better-auth"}, {"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[0.3.4,1.6.11)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "1.6.11"}}], "enrichment": {"confidence": 100.0, "confidence_source": "matching", "scores": [{"score": 100.0, "source": "matching"}]}, "original": {"product": "better-auth", "source": "cna", "vendor": "better-auth"}, "product": "better_auth", "vendor": "better-auth"}, {"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[1.6.0,1.6.11)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "1.6.11"}}], "enrichment": {"confidence": 100.0, "confidence_source": "matching", "scores": [{"score": 100.0, "source": "matching"}]}, "original": {"product": "better-auth", "source": "cna", "vendor": "better-auth"}, "product": "better_auth", "vendor": "better-auth"}], "created": "2026-08-01T14:15:03.466459+00:00", "updated": "2026-08-01T14:15:03.466488+00:00", "vendors": ["better-auth", "better-auth$PRODUCT$better-auth\\/oauth-provider", "better-auth$PRODUCT$better_auth"]}