---
title: "CVE-2026-85970: Progress MarkLogic Server - XML External Entity Injection"
description: "Progress MarkLogic Server 12.x < 12.1.0 and 11.x < 11.3.7 contain an XML external entity injection caused by enabled XML external entity processing in multiple server paths, letting attackers cause server-side requests or disclose local files, exploit requires crafted XML input."
url: https://panop.io/threat-heartbeat/CVE-2026-85970/
---

# CVE-2026-85970 Progress MarkLogic Server - XML External Entity Injection

Progress MarkLogic Server 12.x < 12.1.0 and 11.x < 11.3.7 contain an XML external entity injection caused by enabled XML external entity processing in multiple server paths, letting attackers cause server-side requests or disclose local files, exploit requires crafted XML input.

CVSS base score 7.1 /10

High

CISA KEV

Not listed

Public exploit

None known

Authentication

Required

EPSS

0.27% chance of exploitation in 30 days

[View the NVD record ↗](https://nvd.nist.gov/vuln/detail/CVE-2026-85970)

## Details

Type

XML External Entity Injection

Impact

Information Disclosure

CVSS vector

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

Published

12 October 2026

Updated

15 October 2026

Weakness

[CWE-611](https://cwe.mitre.org/data/definitions/611.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-2026-85970](https://nvd.nist.gov/vuln/detail/CVE-2026-85970)
- [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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