CVE-2026-85968

High

Description

Progress MarkLogic Server 12.x releases before 12.1.0 contain an out-of-bounds read vulnerability in certain query-processing functionality. A remote authenticated attacker could exploit this vulnerability to cause server instability or disclose limited information from process memory.

SeverityHigh

CVSS7.1

Exploit probability—

ProductMarkLogic Server

PublishedOct 12, 2026

First seenOct 12, 2026

Weakness typeCWE-125Out-of-bounds read

How to fix

Update

Progress Software Corporation MarkLogic Server12.1.0 or later

Vendor advisories

community.progress.com/s/article/Marklogic-Critical-Security-Alert-Bulletin-October-2026

Affected products

Product	Affected versions	Fixed in
Progress Software Corporation MarkLogic Server	12.0.0 ≤ v < 12.1.0	12.1.0

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