8.1 High

CVE-2026-117619 Jenkins 2.587 and earlier, LTS 2.580.1 and earlier allows requests authenticated using HTTP Basic authentication,…

Description

Jenkins 2.587 and earlier, LTS 2.580.1 and earlier allows requests authenticated using HTTP Basic authentication, including with an API token, to obtain a "remember me" cookie, allowing attackers who have obtained a user's API token to retain access to Jenkins using a "remember me" cookie after the API token is revoked or expires.

CVSS 3.1 detail

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

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: None

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 →

CVE-2026-117626 Jenkins 2.587 and earlier, LTS 2.580.1 and earlier improperly identifies file paths attempting path traversal in the… 4.3 Medium CVE-2026-117625 A missing permission check in Jenkins 2.587 and earlier, LTS 2.580.1 and earlier allows attackers with Overall/Read… 4.3 Medium CVE-2026-117624 Jenkins 2.587 and earlier, LTS 2.580.1 and earlier does not consistently enforce the restriction on deserializing… 8.8 High CVE-2026-117623 Jenkins 2.587 and earlier, LTS 2.580.1 and earlier does not escape the text shown in the tooltips of breadcrumb bar… 5.4 Medium

Track this CVE