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VULNERABILITIES

CVE-2026-117624 Details

Description

Jenkins 2.587 and earlier, LTS 2.580.1 and earlier does not consistently enforce the restriction on deserializing objects of types marked as storing their configuration in independent top-level configuration files as nested values, allowing attackers to bypass the root element check and potentially inject nested objects.

Metrics

CVSS 3.x Severity and Vector Strings:

NIST: [email protected]CVSS-B:8.8 HIGHVector:CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CNA: CISA-ADPCVSS-B:8.8 HIGHVector:CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

References to Advisories, Solutions, and Tools

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URLSource(s)Tag(s)
https://www.jenkins.io/security/advisory/2026-10-28/#SECURITY-4243 [email protected]MitigationVendor Advisory

Weakness Enumeration

CWE-IDCWE NameSource
CWE-502Deserialization of Untrusted Data[email protected]
CWE-502Deserialization of Untrusted DataCISA-ADP

Affected Products

ProductVersions
jenkins jenkins
< 2.580.2
< 2.588

CPE

  • cpe:2.3:a:jenkins:jenkins:*:*:*:*:lts:*:*:*
  • cpe:2.3:a:jenkins:jenkins:*:*:*:*:-:*:*:*

Remediation

  • No remediation found in references.

Change History

3 change records found show changes

QUICK INFO

CVE Dictionary Entry:
CVE-2026-117624
NVD Published Date:
Oct 28, 2026
NVD Last Modified:
Nov 5, 2026
Source:
[email protected]
CVE-2026-117624 Details - Not Deferred