---
title: "CVE-2026-85947: Progress MarkLogic Server - Broken Access Control"
description: "Progress MarkLogic Server 12.x < 12.1.0 and 11.x < 11.3.7 contain an authorization flaw in forest-management operations, letting remote attackers with forest-management privileges create persistent unauthorized admin accounts, exploit requires forest-management privileges."
url: https://panop.io/threat-heartbeat/CVE-2026-85947/
---

# CVE-2026-85947 Progress MarkLogic Server - Broken Access Control

Progress MarkLogic Server 12.x < 12.1.0 and 11.x < 11.3.7 contain an authorization flaw in forest-management operations, letting remote attackers with forest-management privileges create persistent unauthorized admin accounts, exploit requires forest-management privileges.

CVSS base score 9.9 /10

Critical

CISA KEV

Not listed

Public exploit

None known

Authentication

Required

EPSS

0.35% chance of exploitation in 30 days

[View the NVD record ↗](https://nvd.nist.gov/vuln/detail/CVE-2026-85947)

## Details

Type

Broken Access Control

Impact

Privilege Escalation

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

Published

12 October 2026

Updated

15 October 2026

Weakness

[CWE-269](https://cwe.mitre.org/data/definitions/269.html)

## Vendor fix

Upgrade to version 12.1.0 or 11.3.7 or later.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

## References

- [https://nvd.nist.gov/vuln/detail/CVE-2026-85947](https://nvd.nist.gov/vuln/detail/CVE-2026-85947)
- [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)

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## What this record can't tell you

- Whether you run the affected software, and where
- Whether an attacker can actually reach and exploit it
- The misconfigurations that never get a CVE number
- What it would cost the business, ranked into what to fix first

Panop answers these inside your environment, for this CVE and every other finding.

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