Vulnerability · Published Oct 12, 2026 · Assigned by ProgressSoftware

CVE-2026-85966Exposure of sensitive information in Progress MarkLogic Server

High 7.7

In plain English

A high-severity information exposure in MarkLogic Server from Progress Software Corporation. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 22% of all known vulnerabilities).

Severity (CVSS 3.1)7.7High

Exploit odds (30 days)0.3%top 77.6% of all CVEs

Exploited in the wildNo reportsCISA SSVC: none

Attack toolingNoneno public tooling known

Official description

Progress MarkLogic Server 12.x releases before 12.1.0 and 11.x releases before 11.3.7 do not sufficiently restrict access to certain security-sensitive information. A remote authenticated attacker with limited management permissions could obtain this information, which could result in unauthorized access to protected resources.

Affected products (as reported)

Vendor	Product	Versions
Progress Software Corporation	MarkLogic Server	11.0.0 – before 11.3.712.0.0 – before 12.1.0

Weakness: CWE-200 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N

References

https://community.progress.com/s/article/Marklogic-Critical-Security-Alert-Bulletin-October-2026 vendor-advisory