# CVE-2026-85948: Progress MarkLogic Server XQuery injection in Management API

Source: https://junglewise.ai/threats/cve-2026-85948-progress-marklogic-server-12-x-releases-before-12-1-0-and-11-x  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2026-10-12. Updated: 2026-10-16  
License: CC BY 4.0 with a link back

CVE-2026-85948 · Severity: critical · CVSS 9.9 · Published 2026-10-12

Progress MarkLogic Server is a database platform used for enterprise data management. An XQuery injection flaw in the Management API allows an attacker with user management privileges to execute arbitrary code and gain persistent administrative control of the system. This could lead to complete compromise of the database and all data it contains.

Technologies: [Progress Marklogic Server](https://junglewise.ai/threats/technologies/marklogic-server). Vendors: [Progress](https://junglewise.ai/threats/vendors/progress).

## Quick answers

**Is CVE-2026-85948 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2026-85948 being exploited in the wild.

**How severe is CVE-2026-85948?** Critical severity, with a CVSS score of 9.9, published 12 October 2026.

**Which products and versions are affected?** Progress Marklogic Server 12.x before 12.1.0, 11.x before 11.3.7.

**Is there a fix for CVE-2026-85948?** Yes: fixed in MarkLogic Server 12.1.0, 11.3.7. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.

**How is CVE-2026-85948 attacked?** It is attacked over the network, in a hosted service.

**Am I affected by CVE-2026-85948?** 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 12.1.0, 11.3.7

## Technical details

An XQuery injection vulnerability exists in a deprecated Management API package path in MarkLogic Server. A remote attacker with manage-user-level privileges can inject malicious XQuery code to bypass authentication and escalate to persistent administrative access. The vulnerability affects versions 12.0.x and 11.x before the patched releases.

## Affected products

- Progress MarkLogic Server 12.x before 12.1.0, 11.x before 11.3.7

## Timeline

- 2026-10-12: disclosed

## References

- [https://community.progress.com/s/article/Marklogic-Critical-Security-Alert-Bulletin-October-2026](https://community.progress.com/s/article/Marklogic-Critical-Security-Alert-Bulletin-October-2026)

## Related threats

- [Progress MarkLogic Server HTTP response splitting in Query Console](https://junglewise.ai/threats/cve-2026-85976-progress-marklogic-server-12-x-releases-before-12-1-0-and-11-x)
- [Progress MarkLogic Server cleartext S3 transport default](https://junglewise.ai/threats/cve-2026-85975-progress-marklogic-server-12-x-releases-before-12-1-0-and-11-x)
- [Progress MarkLogic Server TLS hostname validation bypass](https://junglewise.ai/threats/cve-2026-85974-progress-marklogic-server-12-x-releases-before-12-1-0-and-11-x)
- [Progress MarkLogic Server cleartext cluster-management communications](https://junglewise.ai/threats/cve-2026-85973-progress-marklogic-server-12-x-releases-before-12-1-0-may-use)
- [Progress MarkLogic Server Kerberos authentication verification bypass](https://junglewise.ai/threats/cve-2026-85972-progress-marklogic-server-12-x-releases-before-12-1-0-and-11-x)