Deserialization Vulnerability in Jenkins by CloudBees
CVE-2026-84650

Currently unrated

Key Information:

Vendor

Jenkins
Status
Jenkins
Vendor
CVE Published:
2 September 2026

What is CVE-2026-84650?

In specific versions of Jenkins, transient fields are not excluded from deserialization processes. This oversight allows attackers to manipulate configuration updates by submitting values for transient fields. The impact of this vulnerability varies based on the usage of these fields, posing potential risks to system integrity and security.

Affected Version(s)

Jenkins 2.580

Jenkins 2.580

Jenkins 2.568.3 < 2.568.*

References

https://www.jenkins.io/security/advisory/2026-09-02/#SECU...
vendor-advisory

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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