7.5
HIGH CVSS 3.1
CVE-2026-85959
Insufficient authentication logging in Progress MarkLogic Server
Description

Progress MarkLogic Server 12.x releases before 12.1.0 and 11.x releases before 11.3.7 do not consistently record successful authentication events in audit logs, which could limit customers' ability to detect and investigate unauthorized access or credential misuse.

INFO

Published Date :

Oct. 12, 2026, 5:17 p.m.

Last Modified :

Oct. 12, 2026, 5:17 p.m.

Remotely Exploit :

Yes !
Affected Products

The following products are affected by CVE-2026-85959 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Progress marklogic_server
CVSS Scores
The Common Vulnerability Scoring System is a standardized framework for assessing the severity of vulnerabilities in software and systems. We collect and displays CVSS scores from various sources for each CVE.
Score Version Severity Vector Exploitability Score Impact Score Source
CVSS 3.1 HIGH f9fea0b6-671e-4eea-8fde-31911902ae05
CVSS 3.1 HIGH MITRE-CVE
CVSS 3.1 HIGH [email protected]
Solution
Update MarkLogic Server to a version that consistently records successful authentication events.
  • Upgrade MarkLogic Server to version 12.1.0 or later.
  • Upgrade MarkLogic Server to version 11.3.7 or later.
  • Ensure audit logging is properly configured for authentication events.
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2026-85959.

URL Resource
https://community.progress.com/s/article/Marklogic-Critical-Security-Alert-Bulletin-October-2026
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2026-85959 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2026-85959 weaknesses.

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2026-85959 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2026-85959 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • New CVE Received by [email protected]

    Oct. 12, 2026

    Action Type Old Value New Value
    Added Description Progress MarkLogic Server 12.x releases before 12.1.0 and 11.x releases before 11.3.7 do not consistently record successful authentication events in audit logs, which could limit customers' ability to detect and investigate unauthorized access or credential misuse.
    Added CVSS V3.1 AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
    Added CWE CWE-778
    Added Affected New affected value received. <a href="https://github.com/CVEProject/cvelistV5/blob/main/cves/2026/85xxx/CVE-2026-85959.json">CVE-2026-85959</a>
    Added Reference https://community.progress.com/s/article/Marklogic-Critical-Security-Alert-Bulletin-October-2026
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.