CVE-2026-29000
1 advisory.
Maven/org.pac4j:pac4j-jwt CVE-2026-29000: critical 10
pac4j-jwt: JwtAuthenticator Authentication Bypass via JWE-Wrapped PlainJWT
Action: Upgrade org.pac4j:pac4j-jwt to 4.5.9 (4.x), 5.7.9 (5.x) or 6.3.3 (6.x) or later.
Affected
| introduced | fixed | last affected |
|---|---|---|
| 6.0.4.1 | 6.3.3 | - |
| 5.0.0-RC1 | 5.7.9 | - |
| 0 | 4.5.9 | - |
Fixed versions
| 6.3.3 | 5.7.9 | 4.5.9 |
Sources
- osv: GHSA-pm7g-w2cf-q238
- https://nvd.nist.gov/vuln/detail/CVE-2026-29000
- https://github.com/pac4j/pac4j
- https://www.codeant.ai/security-research/pac4j-jwt-authentication-bypass-public-key
- https://www.pac4j.org/blog/security-advisory-pac4j-jwt-jwtauthenticator.html
- https://www.vulncheck.com/advisories/pac4j-jwt-jwtauthenticator-authentication-bypass
CVE-2026-29000 · published · modified · JSON