CVE-2026-85965Network attack vectorHinoki check available

Process failure via JavaScript integration use-after-free

Published Oct 12, 2026 · Updated Oct 12, 2026

Use-after-free in Progress MarkLogic Server's JavaScript integration allows remote authenticated users to cause process failure over the network. The specific function, triggering input, and incorrect memory operation are undisclosed. Exploitation requires high privileges; the reported consequences include memory corruption and server instability, without a described code-execution primitive.

CVSS severity8.0
High
EPSS probability0.24%
Next 30 days · Oct 19, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
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Summary

What happened

Use-after-free in Progress MarkLogic Server's JavaScript integration allows remote authenticated users to cause process failure over the network. The specific function, triggering input, and incorrect memory operation are undisclosed. Exploitation requires high privileges; the reported consequences include memory corruption and server instability, without a described code-execution primitive.

The record

CVE
CVE-2026-85965
Published
Oct 12, 2026
Updated
Oct 12, 2026
Vendor
Progress Software Corporation
Product
MarkLogic Server
Classifications
CWE-416
Attack vector
network
Privileges
authenticated

Timeline

How it unfolded

  1. Oct 12, 2026CVE publishedPublication date reported by the CVE source.
  2. Oct 12, 2026Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=11.0.0 <11.3.7
  2. Affected versionversion=12.0.0 <12.1.0

What conditions does exploitation require?

Attack vectornetwork
Required privilegesauthenticated

What is affected?

Progress Software Corporation · MarkLogic Serverversion=11.0.0 <11.3.7; version=12.0.0 <12.1.0

Published CVSS scores

8.0ProgressSoftwareCVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

Activity data is delayed. The latest report is Sep 28, 2026.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

Sep 22, 2026Sep 28, 2026
Latest reporting daySep 28, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-416Use After Free

Public exploit references

No public exploit references are available in this record.

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Technologies

Your stack

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Your stack

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