# CVE-2026-85963: Progress MarkLogic Server authentication bypass in OpsDirector

Source: https://junglewise.ai/threats/cve-2026-85963-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-2026-85963 · Severity: high · CVSS 7.5 · Published 2026-10-12

Progress MarkLogic Server is a database platform used to store and manage large volumes of structured and unstructured data. Deprecated OpsDirector functionality in affected versions contains authentication weaknesses that allow unauthenticated attackers to make unauthorized requests and forge trusted communications to internal services. This could result in unauthorized access to sensitive data stored in the database.

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

## Quick answers

**Is CVE-2026-85963 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2026-85963 being exploited in the wild.

**How severe is CVE-2026-85963?** High severity, with a CVSS score of 7.5, 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-2026-85963?** 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-2026-85963 attacked?** It is attacked over the network, in a software library.

**Am I affected by CVE-2026-85963?** 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

The vulnerability exists in deprecated OpsDirector functionality within MarkLogic Server that fails to properly authenticate requests. An unauthenticated remote attacker can exploit weak authentication mechanisms to forge trusted requests and make unauthorized calls to internal services, bypassing security controls and gaining unauthorized access to protected information without needing valid credentials.

## 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)