What’s Vulnerable › Vulnerabilities
CVE-2026-53442
- Severity: medium (CVSS 5.3 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.2% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2026-06-10 · updated 2026-10-26
- Weakness: CWE-311
Description
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.
Affected products
- Jenkins: before 2.555.3; before 2.568 — fixed in 2.555.3, 2.568
How to fix
Upgrade to a fixed version: Jenkins 2.555.3, 2.568. Check the vendor advisory for mitigations.
References
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