CVE-2026-84653

A flaw was found in Jenkins. An attacker with Overall/Manage permission can exploit incorrect permission checks in the Appearance configuration page. This allows them to modify configuration options they should not have access to, potentially leading to unauthorized changes within the Jenkins...

CVE-2026-84653: Missing Authorization

Jenkins 2.421 through 2.579 both inclusive, LTS 2.426.1 through 2.568.2 both inclusive does not correctly perform permission checks in the Appearance configuration page, allowing attackers with Overall/Manage permission to modify Appearance configuration options they should not have access to...