8.8 High

CVE-2026-117612 Jenkins 2.587 and earlier, LTS 2.580.1 and earlier does not apply its deserialization filter to classes referenced by…

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.

CVSS 3.1 detail

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Exploitable remotely over the network, with an ordinary account and without any user action; an attacker can seriously compromise confidentiality, integrity or availability.

Attack vector: Network
Attack complexity: Low
Privileges required: Low
Interaction: None
Scope: Unchanged
Confidentiality: High
Integrity: High
Availability: High

Affected products and versions

Product	Affected versions	Fixed in
Jenkins 2.588	earliest → < 2.588	2.588
Jenkins 2.580	earliest → < 2.580.2	2.580.2

References

Jenkins Security Advisory 2026-10-28 www.jenkins.io

Timeline

Published October 28, 2026
Last modified November 5, 2026

The 153 CVEs of Jenkins →

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