---
title: "CVE-2026-85964: Progress MarkLogic Server - Information Disclosure"
description: "Progress MarkLogic Server 12.x < 12.1.0 and 11.x < 11.3.7 contain an information disclosure vulnerability caused by unsafe path values supplied to a privileged filesystem helper by authenticated Query Console users, letting attackers disclose arbitrary server files, exploit requires authenticated Query Console access."
url: https://panop.io/threat-heartbeat/CVE-2026-85964/
---

# CVE-2026-85964 Progress MarkLogic Server - Information Disclosure

Progress MarkLogic Server 12.x < 12.1.0 and 11.x < 11.3.7 contain an information disclosure vulnerability caused by unsafe path values supplied to a privileged filesystem helper by authenticated Query Console users, letting attackers disclose arbitrary server files, exploit requires authenticated Query Console access.

CVSS base score 7.7 /10

High

CISA KEV

Not listed

Public exploit

None known

Authentication

Required

EPSS

0.39% chance of exploitation in 30 days

[View the NVD record ↗](https://nvd.nist.gov/vuln/detail/CVE-2026-85964)

## Details

Type

Information Disclosure

Impact

Information Disclosure, File System Read

CVSS vector

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

Published

12 October 2026

Updated

15 October 2026

Weakness

[CWE-22](https://cwe.mitre.org/data/definitions/22.html)

## Vendor fix

Upgrade to versions 12.1.0 or later for 12.x, and 11.3.7 or later for 11.x.

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-2026-85964](https://nvd.nist.gov/vuln/detail/CVE-2026-85964)
- [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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