{"id":"CVE-2026-67334","summary":"better-auth Stale Sessions Persist After User Deletion","details":"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.","aliases":["GHSA-2vg6-77g8-24mp"],"modified":"2026-08-03T03:30:31.925650422Z","published":"2026-08-01T12:22:18.107Z","database_specific":{"cwe_ids":["CWE-459"],"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/67xxx/CVE-2026-67334.json","cna_assigner":"VulnCheck"},"references":[{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/67xxx/CVE-2026-67334.json"},{"type":"ADVISORY","url":"https://github.com/better-auth/better-auth/security/advisories/GHSA-2vg6-77g8-24mp"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-67334"},{"type":"ADVISORY","url":"https://www.vulncheck.com/advisories/better-auth-stale-sessions-persist-after-user-deletion"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/better-auth/better-auth","events":[{"introduced":"1dc573bca9e53c36f84f4dab1144e10f94066df1"},{"fixed":"f41514ef07cfafc5dbf463bd1500aee6575d88a7"},{"introduced":"0e3f188020fa785d44d0019a3a3c8407a4cc8d5f"},{"fixed":"f41514ef07cfafc5dbf463bd1500aee6575d88a7"}],"database_specific":{"extracted_events":[{"introduced":"0.3.4"},{"fixed":"1.6.11"},{"introduced":"1.6.0"}],"source":"AFFECTED_FIELD"}}],"versions":["v1.6.10","better-auth@1.6.10","auth@1.6.10","@better-auth/test-utils@1.6.10","@better-auth/telemetry@1.6.10","@better-auth/stripe@1.6.10","@better-auth/sso@1.6.10","@better-auth/scim@1.6.10","@better-auth/redis-storage@1.6.10","@better-auth/prisma-adapter@1.6.10","@better-auth/passkey@1.6.10","@better-auth/oauth-provider@1.6.10","@better-auth/mongo-adapter@1.6.10","@better-auth/memory-adapter@1.6.10","@better-auth/kysely-adapter@1.6.10","@better-auth/i18n@1.6.10","@better-auth/expo@1.6.10","@better-auth/electron@1.6.10","@better-auth/drizzle-adapter@1.6.10","@better-auth/core@1.6.10","@better-auth/api-key@1.6.10","v1.6.9","better-auth@1.6.9","auth@1.6.9","@better-auth/test-utils@1.6.9","@better-auth/telemetry@1.6.9","@better-auth/stripe@1.6.9","@better-auth/sso@1.6.9","@better-auth/scim@1.6.9","@better-auth/redis-storage@1.6.9","@better-auth/prisma-adapter@1.6.9","@better-auth/passkey@1.6.9","@better-auth/oauth-provider@1.6.9","@better-auth/mongo-adapter@1.6.9","@better-auth/memory-adapter@1.6.9","@better-auth/kysely-adapter@1.6.9","@better-auth/i18n@1.6.9","@better-auth/expo@1.6.9","@better-auth/electron@1.6.9","@better-auth/drizzle-adapter@1.6.9","@better-auth/core@1.6.9","@better-auth/api-key@1.6.9","v1.6.8","better-auth@1.6.8","auth@1.6.8","@better-auth/test-utils@1.6.8","@better-auth/telemetry@1.6.8","@better-auth/stripe@1.6.8","@better-auth/sso@1.6.8","@better-auth/scim@1.6.8","@better-auth/redis-storage@1.6.8","@better-auth/prisma-adapter@1.6.8","@better-auth/passkey@1.6.8","@better-auth/oauth-provider@1.6.8","@better-auth/mongo-adapter@1.6.8","@better-auth/memory-adapter@1.6.8","@better-auth/kysely-adapter@1.6.8","@better-auth/i18n@1.6.8","@better-auth/expo@1.6.8","@better-auth/electron@1.6.8","@better-auth/drizzle-adapter@1.6.8","@better-auth/core@1.6.8","@better-auth/api-key@1.6.8","v1.6.7","better-auth@1.6.7","auth@1.6.7","@better-auth/test-utils@1.6.7","@better-auth/telemetry@1.6.7","@better-auth/stripe@1.6.7","@better-auth/sso@1.6.7","@better-auth/scim@1.6.7","@better-auth/redis-storage@1.6.7","@better-auth/prisma-adapter@1.6.7","@better-auth/passkey@1.6.7","@better-auth/oauth-provider@1.6.7","@better-auth/mongo-adapter@1.6.7","@better-auth/memory-adapter@1.6.7","@better-auth/kysely-adapter@1.6.7","@better-auth/i18n@1.6.7","@better-auth/expo@1.6.7","@better-auth/electron@1.6.7","@better-auth/drizzle-adapter@1.6.7","@better-auth/core@1.6.7","@better-auth/api-key@1.6.7","v1.6.6","better-auth@1.6.6","auth@1.6.6","@better-auth/test-utils@1.6.6","@better-auth/telemetry@1.6.6","@better-auth/stripe@1.6.6","@better-auth/sso@1.6.6","@better-auth/scim@1.6.6","@better-auth/redis-storage@1.6.6","@better-auth/prisma-adapter@1.6.6","@better-auth/passkey@1.6.6","@better-auth/oauth-provider@1.6.6","@better-auth/mongo-adapter@1.6.6","@better-auth/memory-adapter@1.6.6","@better-auth/kysely-adapter@1.6.6","@better-auth/i18n@1.6.6","@better-auth/expo@1.6.6","@better-auth/electron@1.6.6","@better-auth/drizzle-adapter@1.6.6","@better-auth/core@1.6.6","@better-auth/api-key@1.6.6","v1.6.5","better-auth@1.6.5","auth@1.6.5","@better-auth/test-utils@1.6.5","@better-auth/telemetry@1.6.5","@better-auth/stripe@1.6.5","@better-auth/sso@1.6.5","@better-auth/scim@1.6.5","@better-auth/redis-storage@1.6.5","@better-auth/prisma-adapter@1.6.5","@better-auth/passkey@1.6.5","@better-auth/oauth-provider@1.6.5","@better-auth/mongo-adapter@1.6.5","@better-auth/memory-adapter@1.6.5","@better-auth/kysely-adapter@1.6.5","@better-auth/i18n@1.6.5","@better-auth/expo@1.6.5","@better-auth/electron@1.6.5","@better-auth/drizzle-adapter@1.6.5","@better-auth/core@1.6.5","@better-auth/api-key@1.6.5","v1.6.4","better-auth@1.6.4","auth@1.6.4","@better-auth/test-utils@1.6.4","@better-auth/telemetry@1.6.4","@better-auth/stripe@1.6.4","@better-auth/sso@1.6.4","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