CVE-2026-57288: Low severity Jenkins Active Directory Plugin vulnerability
Jenkins Active Directory Plugin 2.41.1 and earlier does not escape the user name before building the LDAP search filter in the Windows native (ADSI) authentication path, allowing unauthenticated attackers to inject LDAP wildcard characters to enumerate directory entries and to authenticate as a matching user whose password they know without knowing their exact user name.
Affected Software
Event History
Frequently Asked Questions
What is the severity of CVE-2026-57288?
CVE-2026-57288 is rated with a risk score of 57.
What type of vulnerability is identified in CVE-2026-57288?
CVE-2026-57288 is an injection vulnerability that affects the Jenkins Active Directory Plugin.
Who can be affected by CVE-2026-57288?
Unauthenticated attackers can exploit CVE-2026-57288 to inject LDAP wildcard characters.
How do I fix CVE-2026-57288?
To mitigate CVE-2026-57288, upgrade to Jenkins Active Directory Plugin version 2.41.2 or later.
What can attackers do with CVE-2026-57288?
Attackers can use CVE-2026-57288 to enumerate directory entries and authenticate as matched users.