HIGH 7.1 NVD
CVE-2026-67337
better-auth versions before 1.4.9 contain a two-factor authentication bypass vulnerability when session.cookieCache is enabled. Attackers with valid primary cre
better-auth versions before 1.4.9 contain a two-factor authentication bypass vulnerability when session.cookieCache is enabled. Attackers with valid primary credentials can access authenticated routes without completing second-factor verification by exploiting premature session caching.
References
- https://github.com/better-auth/better-auth/security/advisories/GHSA-xg6x-h9c9-2m83
- https://www.vulncheck.com/advisories/better-auth-before-two-factor-authentication-bypass-v
This high severity vulnerability with a CVSS score of 7.1 was published on 2026-08-01 via NVD.
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