CVE-2026-53442

jenkins: Jenkins: Information disclosure of secrets via unencrypted storage

Published Jun 10, 2026 CVSS 3.1 · 5.3 Medium EPSS < 1% KEV · Not listed
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.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
Github GHSA Github GHSA GHSA-m6wv-wh8g-64xc Jenkins does not encrypt secrets from POST config.xml submissions before storing them in job configurations
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
First Time appeared Jenkins
Jenkins jenkins
CPEs cpe:2.3:a:jenkins:jenkins:*:*:*:*:-:*:*:*
cpe:2.3:a:jenkins:jenkins:*:*:*:*:lts:*:*:*
Vendors & Products Jenkins
Jenkins jenkins
Type Values Removed Values Added
Title Plaintext Secrets Stored in Jenkins Job Configurations jenkins: Jenkins: Information disclosure of secrets via unencrypted storage
Weaknesses CWE-312
References
Metrics threat_severity

None

threat_severity

Moderate

Type Values Removed Values Added
Title Plaintext Secrets Stored in Jenkins Job Configurations
Type Values Removed Values Added
Weaknesses CWE-311
Metrics cvssV3_1

{'score': 5.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N'}

Type Values Removed Values Added
First Time appeared Jenkins Project
Jenkins Project jenkins
Vendors & Products Jenkins Project
Jenkins Project jenkins
Type Values Removed Values Added
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.
References
Weaknesses

Sources

Status
PUBLISHED
Assigner
jenkins
Published
Updated
Jun 10, 2026, 2:36 PM
Reserved
Jun 9, 2026, 2:26 PM
Status
Analyzed
Published
Jun 10, 2026, 2:16 PM
Modified
Oct 26, 2026, 11:10 AM
Severity
Moderate
Public date
Jun 10, 2026, 1:06 PM