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CVE-2026-117612 Details

Description

Jenkins 2.587 and earlier, LTS 2.580.1 and earlier does not apply its deserialization filter to classes referenced by the `resolves-to` attribute during XStream deserialization.

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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URL	Source(s)	Tag(s)
https://www.jenkins.io/security/advisory/2026-10-28/#SECURITY-4125	[email protected]	MitigationVendor Advisory

Weakness Enumeration

CWE-ID	CWE Name	Source
CWE-502	Deserialization of Untrusted Data	[email protected]
CWE-502	Deserialization of Untrusted Data	CISA-ADP

Affected Products

Product	Versions
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

Date	Action	Recorded By
Nov 5, 2026	CVE Modified	CISA-ADP
Nov 2, 2026	Initial Analysis	[email protected]
Oct 28, 2026	New CVE Received	[email protected]