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Red Hat Security Advisory

RHSA-2026:10710

pcs security update

Released 2026-04-27 · Red Hat rating Important · View on Red Hat →

Fixed in

Fixes 1 record

Priority MEDIUM 48

The fix for CVE-2021-23337 added validation for the variable option in _.template but did not apply the same validation to options.imports key names, and both paths flow into the same Function() constructor sink.

CVSS 3.1CRITICAL 9.8 Network No auth No interaction EPSS 0.02808 Published 2026-03-31 Partial fix · 4.18.1, 4.18.0 CWE-94