Moderate severityOSV Advisory· Published Jan 13, 2026· Updated Jan 13, 2026
Jervis has a JWT Algorithm Confusion Vulnerability
CVE-2025-68925
Description
Jervis is a library for Job DSL plugin scripts and shared Jenkins pipeline libraries. Prior to 2.2, the code doesn't validate that the JWT header specifies "alg":"RS256". This vulnerability is fixed in 2.2.
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LLM-synthesized narrative grounded in this CVE's description and references.
Affected packages
Versions sourced from the GitHub Security Advisory.
| Package | Affected versions | Patched versions |
|---|---|---|
net.gleske:jervisMaven | < 2.2 | 2.2 |
Affected products
2- Range: jervis-0.1, jervis-0.10, jervis-0.11, …
Patches
Vulnerability mechanics
References
6- github.com/advisories/GHSA-5pq9-5mpr-jj85ghsaADVISORY
- nvd.nist.gov/vuln/detail/CVE-2025-68925ghsaADVISORY
- github.com/samrocketman/jervis/commit/c3981ff71de7b0f767dfe7b37a2372cb2a51974aghsaWEB
- github.com/samrocketman/jervis/blob/157d2b63ffa5c4bb1d8ee2254950fd2231de2b05/src/main/groovy/net/gleske/jervis/tools/SecurityIO.groovyghsaWEB
- github.com/samrocketman/jervis/commit/c3981ff71de7b0f767dfe7b37a2372cb2a51974aghsax_refsource_MISCWEB
- github.com/samrocketman/jervis/security/advisories/GHSA-5pq9-5mpr-jj85ghsax_refsource_CONFIRMWEB
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