๐Ÿ” CVE Alert

CVE-2026-70426

CRITICAL 9.0
CVSS Score
9.0
EPSS Score
0.0%
EPSS Percentile
0th

In Remoting 3384.v60d89463d9e0 and earlier, except 3355.3357.v931d3c992987, included in Jenkins 2.575 and earlier, LTS 2.568.1 and earlier, the JEP-200 class filter is not applied to classes resolved via a fallback path in the Remoting deserialization implementation, allowing agent processes, code running on agents, and attackers with Agent/Connect permission to bypass the JEP-200 deserialization filter for classes on the Jenkins core classpath.

Vendor jenkins project
Product jenkins
Ecosystems
Industries
Technology
Published Aug 5, 2026
Last Updated Aug 5, 2026
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Affected Versions

Jenkins Project / Jenkins
All versions affected
Jenkins Project / Remoting
All versions affected

References

NVD โ†— CVE.org โ†— EPSS Data โ†—
jenkins.io: https://www.jenkins.io/security/advisory/2026-08-05/#SECURITY-3911