CVE-2026-85965: CWE-416: Use After Free in Progress Software Corporation MarkLogic Server
Description
CVE-2026-85965 is a high-severity use-after-free vulnerability in Progress Software Corporation's MarkLogic Server affecting versions 11.x before 11.3.7 and 12.x before 12.1.0. The flaw exists in the JavaScript engine integration and can lead to memory corruption, controlled process failure, or server instability.
CVSS v3.1
Score 8.0high
Affected software
Progress Software Corporation
MarkLogic Server
pkg:github/marklogic/marklogic-serverRun on your own infrastructure? Check whether these packages are installed with threat-finder — our free open-source scanner.
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability (CWE-416) in MarkLogic Server's JavaScript engine integration allows use-after-free memory access, which can cause memory corruption and potentially disrupt server operations. It affects MarkLogic Server versions >=11.0.0 and <11.3.7, as well as >=12.0.0 and <12.1.0. The CVSS 3.1 base score is 8.0, indicating high severity with network attack vector, high attack complexity, high privileges required, no user interaction, and impacts confidentiality, integrity, and availability.
Potential Impact
Successful exploitation could result in memory corruption, allowing an attacker with high privileges to cause controlled process failure or destabilize the server, impacting confidentiality, integrity, and availability of the affected system.
Mitigation Recommendations
A fix is available in MarkLogic Server versions 11.3.7 and 12.1.0 and later. Users should upgrade to these or newer versions to remediate this vulnerability. No cloud service remediation applies as this is not a cloud service.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- ProgressSoftware
- Date Reserved
- 2026-09-04T18:43:01.396Z
- Cvss Version
- 3.1
- State
- PUBLISHED
Threat ID: 6acd0f8e2cdf04f656b2d7c4
Added to database: 10/12/2026, 16:49:18 UTC
Last enriched: 10/12/2026, 17:03:37 UTC
Last updated: 10/12/2026, 17:08:26 UTC
Views: 4
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