What is RHSA-2026:22721?

RHSA-2026:22721 is a security advisory published by Red Hat Product Security with High severity. Red Hat Security Advisory: expat security update

Which CVE IDs does RHSA-2026:22721 cover?

RHSA-2026:22721 covers the following CVE IDs: CVE-2026-45186. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

RHSA-2026:22721 has a CVSS v3 base score of 7.5, published by Red Hat Product Security.

RHSA-2026:22721HighCVSS 7.5

Vendor

Published

June 3, 2026

Last Modified

June 22, 2026

CVE-2026-45186 — libexpat: denial of service via crafted XML input