Cross-site Scripting (XSS) Affecting automation-gateway package, versions *


Severity

Recommended
0.0
medium
0
10

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.3% (23rd percentile)

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  • Snyk IDSNYK-RHEL10-AUTOMATIONGATEWAY-14460164
  • published18 Dec 2025
  • disclosed1 Dec 2025

Introduced: 1 Dec 2025

CVE-2025-66400  (opens in a new tab)
CWE-79  (opens in a new tab)

How to fix?

There is no fixed version for RHEL:10 automation-gateway.

NVD Description

Note: Versions mentioned in the description apply only to the upstream automation-gateway package and not the automation-gateway package as distributed by RHEL. See How to fix? for RHEL:10 relevant fixed versions and status.

mdast-util-to-hast is an mdast utility to transform to hast. From 13.0.0 to before 13.2.1, multiple (unprefixed) classnames could be added in markdown source by using character references. This could make rendered user supplied markdown code elements appear like the rest of the page. This vulnerability is fixed in 13.2.1.

CVSS Base Scores

version 3.1