Quick answers
- Is CVE-2026-85953 exploited in the wild?
- No. Junglewise Threat Intelligence has no report of CVE-2026-85953 being exploited in the wild.
- How severe is CVE-2026-85953?
- High severity, with a CVSS score of 8.5, published 12 October 2026.
- Which products and versions are affected?
- Progress Marklogic Server 11.x before 11.3.7; 12.x before 12.1.0.
- Is there a fix for CVE-2026-85953?
- Yes: fixed in MarkLogic Server 11.3.7, 12.1.0. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.
- How is CVE-2026-85953 attacked?
- It is attacked over the network, in a hosted service.
- Am I affected by CVE-2026-85953?
- Check whether you run Progress Marklogic Server at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.
How to fix
- Fixed in: MarkLogic Server 11.3.7, 12.1.0
Technical details
MarkLogic Server 11.x and 12.x contain privileged InfoStudio modules that fail to properly validate user-controlled file paths and user-context values, enabling path traversal and privilege escalation attacks. The vulnerability is exploitable remotely over the network without authentication requirements. An attacker can read arbitrary files or execute code under an unintended identity context.
Affected products
- Progress MarkLogic Server 11.x before 11.3.7; 12.x before 12.1.0
Timeline
- 2026-10-12: disclosed