CVE-2026-85969: Progress Software Corporation Marklogic Server

High severity, CVSS 7.1. EPSS: 0.2% chance of exploitation in the next 30 days.

Progress MarkLogic Server 12.x releases before 12.1.0 and 11.x releases before 11.3.7 contain an out-of-bounds write vulnerability in certain language-processing functionality. A remote authenticated attacker could exploit this vulnerability to cause server instability or limited modification of data.

Affected products

• Progress Software Corporation Marklogic Server: from 11.0.0, before 11.3.7 (fixed in 11.3.7); from 12.0.0, before 12.1.0 (fixed in 12.1.0)

Published 2026-10-12. Last modified 2026-10-15.