CVE-2026-53512
1 advisory.
npm/better-auth CVE-2026-53512: critical 9.1, EPSS 0.27%
Better Auth: OAuth refresh-token replay via missing client authentication on oidc-provider and mcp plugins
Action: Upgrade better-auth to 1.6.11 or later.
npm i better-auth@1.6.11Affected
| introduced | fixed | last affected |
|---|---|---|
| 0 | 1.6.11 | - |
Fixed versions
| 1.6.11 |
Sources
- osv: GHSA-pw9m-5jxm-xr6h
- https://github.com/better-auth/better-auth/security/advisories/GHSA-pw9m-5jxm-xr6h
- https://nvd.nist.gov/vuln/detail/CVE-2026-53512
- https://github.com/better-auth/better-auth/pull/9576
- https://github.com/better-auth/better-auth/commit/1f2ff4215c4affff0b140b0c0a712c0dde35659c
- https://github.com/better-auth/better-auth
- https://github.com/better-auth/better-auth/releases/tag/v1.6.11
CVE-2026-53512 · published · modified · JSON