Progress MarkLogic Server 12.x releases before 12.1.0 and 11.x releases before 11.3.7 contain a cross-site scripting vulnerability that could allow a remote attacker to execute script in the context of an authenticated user's browser session, which could result in unauthorized actions or disclosure of information accessible to that user.
https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-97561
https://community.progress.com/s/article/Marklogic-Critical-Security-Alert-Bulletin-October-2026