Cross-site Scripting (XSS) Affecting virt-operator-fips-1.6 package, versions <1.6.6-r0


Severity

Recommended
low

Based on default assessment until relevant scores are available.

Threat Intelligence

EPSS
0.31% (23rd percentile)

Do your applications use this vulnerable package?

In a few clicks we can analyze your entire application and see what components are vulnerable in your application, and suggest you quick fixes.

Test your applications
  • Snyk IDSNYK-CHAINGUARDLATEST-VIRTOPERATORFIPS16-17157355
  • published4 Jun 2026
  • disclosed7 May 2026

Introduced: 7 May 2026

CVE-2026-39823  (opens in a new tab)
CWE-79  (opens in a new tab)

How to fix?

Upgrade Chainguard virt-operator-fips-1.6 to version 1.6.6-r0 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream virt-operator-fips-1.6 package and not the virt-operator-fips-1.6 package as distributed by Chainguard. See How to fix? for Chainguard relevant fixed versions and status.

CVE-2026-27142 fixed a vulnerability in which URLs were not correctly escaped inside of a <meta> tag's <content> attribute. If the URL content were to insert ASCII whitespaces around the '=' rune inside of the <content> attribute, the escaper would fail to similarly escape it, leading to XSS.

CVSS Base Scores

version 3.1