What is RHSA-2026:9591?

RHSA-2026:9591 is a security advisory published by Red Hat Product Security with High severity. Red Hat Security Advisory: python3.11 security update

Which CVE IDs does RHSA-2026:9591 cover?

RHSA-2026:9591 covers the following CVE IDs: CVE-2026-4519. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

RHSA-2026:9591 has a CVSS v3 base score of 7.1, published by Red Hat Product Security.

RHSA-2026:9591HighCVSS 7.1

Vendor

Published

April 22, 2026

Last Modified

June 10, 2026

CVE-2026-4519 — python: Python: Command-line option injection in webbrowser.open() via crafted URLs