MEDIUM 5.3 NVD
CVE-2026-67332
@better-auth/oauth-provider before 1.7.0-beta.4 fails to bind access-token audience to the authorization grant, allowing clients to request tokens for unrelated
@better-auth/oauth-provider before 1.7.0-beta.4 fails to bind access-token audience to the authorization grant, allowing clients to request tokens for unrelated resources. Attackers can complete an OAuth flow and obtain access tokens whose audience targets resource servers the authorization never covered, bypassing intended authorization boundaries.
References
- https://github.com/better-auth/better-auth/security/advisories/GHSA-p2fr-6hmx-4528
- https://www.vulncheck.com/advisories/better-auth-oauth-provider-before-beta-4-authorizatio
This medium severity vulnerability with a CVSS score of 5.3 was published on 2026-08-01 via NVD.
vulnfeed aggregates 9166 vulnerabilities from NVD, CISA KEV,
Ubuntu, Debian, Red Hat, Kubernetes, Exploit-DB, OSS-Security, GitHub and OpenStack — updated every 4 hours.