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CVE-2026-117613 Details

Description

Jenkins 2.587 and earlier, LTS 2.580.1 and earlier does not restrict item types in collections after deserialization, allowing attackers with access to POST config.xml API endpoints to submit crafted `config.xml` files that can lead to, e.g., stored cross-site scripting (XSS) vulnerabilities.

Metrics

CVSS 3.x Severity and Vector Strings:

NIST: [email protected]CVSS-B:5.4 MEDIUMVector:CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

CNA: CISA-ADPCVSS-B:5.4 MEDIUMVector:CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N

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-4225	[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]