MEDIUM 5.3
GHSA-m6wv-wh8g-64xc
Jenkins does not encrypt secrets from POST config.xml submissions before storing them in job configurations
Quick fix
GHSA-m6wv-wh8g-64xc — org.jenkins-ci.main:jenkins-core: upgrade to the fixed version with the command below.
# pom.xml: bump <version>2.555.3</version> for org.jenkins-ci.main:jenkins-coreDetails
Jenkins 2.567 and earlier, LTS 2.555.2 and earlier does not encrypt secrets from POST config.xml submissions before storing them in job configurations unencrypted in job config.xml files on the Jenkins controller where they can be viewed by users with Item/Extended Read permission, or access to the Jenkins controller file system.
Are you affected?
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Affected packages
Maven / org.jenkins-ci.main:jenkins-core
Introduced in:
0 Fixed in: 2.555.3 Fix
# pom.xml: bump <version>2.555.3</version> for org.jenkins-ci.main:jenkins-core Maven / org.jenkins-ci.main:jenkins-core
Introduced in:
2.556 Fixed in: 2.568 Fix
# pom.xml: bump <version>2.568</version> for org.jenkins-ci.main:jenkins-core References
- https://nvd.nist.gov/vuln/detail/CVE-2026-53442 [ADVISORY]
- https://github.com/jenkinsci/jenkins/commit/037c2c30cd26b926ec9df3d1b60e16b80608edb4 [WEB]
- https://github.com/jenkinsci/jenkins/commit/206f0b565f0ce16b5162160ffb96f5dd59002ff7 [WEB]
- https://github.com/jenkinsci/jenkins [PACKAGE]
- https://www.jenkins.io/security/advisory/2026-06-10/#SECURITY-3744 [WEB]