CVE-2026-85973

High

Description

Progress MarkLogic Server 12.x releases before 12.1.0 may use cleartext transport for certain cluster-management communications. A network-positioned attacker could intercept or modify information transmitted through an affected connection.

SeverityHigh

CVSS7.4

Exploit probability—

ProductMarkLogic Server

PublishedOct 12, 2026

First seenOct 12, 2026

Weakness typeCWE-319CWE-319

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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