{"cve":"CVE-2026-67334","nvd":{"published":"2026-08-01T13:17:04.263","modified":"2026-10-08T16:17:32.120","status":"Deferred","description":"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.","cvss_v4":{"vector":"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","score":5.1},"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:N","score":3.8},"cwes":["CWE-459"],"references":["https://github.com/better-auth/better-auth/security/advisories/GHSA-2vg6-77g8-24mp","https://www.vulncheck.com/advisories/better-auth-stale-sessions-persist-after-user-deletion"],"products":[],"source":"nvd","synced_at":"2026-10-19T22:47:10.050265369+00:00"},"epss":{"cve":"CVE-2026-67334","score":0.00323,"percentile":0.25073,"date":"2026-10-25"},"kev":null,"osv":[{"id":"GHSA-2vg6-77g8-24mp","url":"https://osv.dev/vulnerability/GHSA-2vg6-77g8-24mp","summary":"Better Auth: Stale sessions persist after user deletion across admin, anonymous, and SCIM flows","modified":"2026-09-10T03:50:51.291924042Z","packages":[{"ecosystem":"npm","name":"better-auth","purl":"pkg:npm/better-auth","ranges":[">=0.3.4 <1.6.11"],"fixed":["1.6.11"]},{"ecosystem":"npm","name":"@better-auth/scim","purl":"pkg:npm/%40better-auth/scim","ranges":[">=1.6.0 <1.6.11"],"fixed":["1.6.11"]}]}],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}