What is RHSA-2026:9228?

RHSA-2026:9228 is a security advisory published by Red Hat Product Security with High severity. Red Hat Security Advisory: Red Hat Hardened Images RPMs bug fix and enhancement update

Which CVE IDs does RHSA-2026:9228 cover?

RHSA-2026:9228 covers the following CVE IDs: CVE-2025-15366, CVE-2026-1502, CVE-2026-4786, CVE-2026-5713, CVE-2026-6100. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of RHSA-2026:9228?

RHSA-2026:9228 has a CVSS v3 base score of 8.1, published by Red Hat Product Security.

RHSA-2026:9228HighCVSS 8.1

Red Hat Security Advisory: Red Hat Hardened Images RPMs bug fix and enhancement update

Vendor

Red Hat Product Security

Published

April 21, 2026

Last Modified

May 28, 2026

🔗 CVE IDs covered (5)

CVE-2025-15366 →CVE-2026-1502 →CVE-2026-4786 →CVE-2026-5713 →CVE-2026-6100 →

📋 Description

CVE-2025-15366 — cpython: IMAP command injection in user-controlled commands CVE-2026-1502 — python: Python: HTTP header injection via CR/LF in proxy tunnel headers CVE-2026-4786 — python: cpython: Python: Arbitrary code execution via command injection in webbrowser.open() API CVE-2026-5713 — python: Python: Information disclosure and arbitrary code execution via remote debugging with a malicious process. CVE-2026-6100 — python: Python: Arbitrary code execution or information disclosure via use-after-free in decompression modules

🔗 References (9)

selfhttps://access.redhat.com/errata/RHSA-2026:9228
externalhttps://images.redhat.com/
externalhttps://access.redhat.com/security/cve/CVE-2026-4786
externalhttps://access.redhat.com/security/updates/classification/
externalhttps://access.redhat.com/security/cve/CVE-2026-5713
externalhttps://access.redhat.com/security/cve/CVE-2026-6100
externalhttps://access.redhat.com/security/cve/CVE-2026-1502
externalhttps://access.redhat.com/security/cve/CVE-2025-15366
selfhttps://security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_9228.json