CVE-2026-107724
1 advisory.
npm/fast-jwt CVE-2026-107724: high 7.4, EPSS 0.22%
fast-jwt treats raw public JWK JSON as an HMAC secret, enabling HS256 token forgery
Action: Upgrade fast-jwt to 6.3.0 or later.
npm i fast-jwt@6.3.0Affected
| introduced | fixed | last affected |
|---|---|---|
| 6.2.4 | 6.3.0 | - |
Fixed versions
| 6.3.0 |
Sources
- osv: GHSA-g3jj-5cmm-3hxx
- https://github.com/nearform/fast-jwt/security/advisories/GHSA-g3jj-5cmm-3hxx
- https://github.com/nearform/fast-jwt/pull/636
- https://github.com/nearform/fast-jwt/commit/10f9591349199ed2ab9fa1748ce92cdca697f6cf
- https://github.com/nearform/fast-jwt
- https://github.com/nearform/fast-jwt/releases/tag/v6.3.0
CVE-2026-107724 · published · modified · JSON