Jenkins Active Directory Plugin has an LDAP injection vulnerability

In Jenkins Active Directory Plugin 2.41.1 and earlier, the Windows native ADSI authentication path does not escape the user name before building the LDAP search filter. This allows unauthenticated attackers to inject LDAP wildcard characters into the user name, enabling them to enumerate director...

CVE-2026-57288: Improper Neutralization of Special Elements used in an LDAP Query

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...