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CVE-2026-53442

MEDIUM
5.3
CVSS Score
Published: June 10, 2026 at 01:06 PM UTC
Updated: October 26, 2026 at 11:10 AM UTC
1 product affected across 1 vendorJenkins

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Severity
MEDIUM5.3
Exploit prediction
EPSS 0.2%
SSVC
No known exploit

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

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Jenkins· Jenkinsjenkins-plugin
95%
v < 2.555.3v < 2.568
Vendor states this is fixed in 2.555.3 (unaffected)
Vendor states this is fixed in 2.568 (unaffected)

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (1)

Vendor Advisory
Source: cverecord
https://www.jenkins.io/security/advisory/2026-06-10/#SECURITY-3744

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

5.3MEDIUMCISA-ADP
Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
LOW
Integrity
NONE
Availability
NONE
Vector?

Quick Info

StatusANALYZED
CWE
CWE-311

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