npm/better-auth CVE-2026-53517: high 8.1, EPSS 0.42%
Better Auth: OAuth refresh-token rotation forks the token family on concurrent redemption
Action: Upgrade better-auth to 1.6.0 or later.
npm i better-auth@1.6.0Affected
| introduced | fixed | last affected |
|---|---|---|
| 1.4.8-beta.7 | 1.6.0 | - |
Fixed versions
| 1.6.0 |
Sources
- osv: GHSA-392p-2q2v-4372#npm/better-auth
- https://github.com/better-auth/better-auth/security/advisories/GHSA-392p-2q2v-4372
- https://nvd.nist.gov/vuln/detail/CVE-2026-53517
- https://github.com/better-auth/better-auth/commit/c6918ecc9e3a75892169415d7f6c95b591b6a52d
- https://github.com/better-auth/better-auth
- https://github.com/better-auth/better-auth/releases/tag/v1.6.0
- https://github.com/better-auth/better-auth/releases/tag/v1.6.11
CVE-2026-53517 · published · modified · JSON