What is RHSA-2026:25503?

RHSA-2026:25503 is a security advisory published by Red Hat Product Security with Medium severity. Red Hat Security Advisory: Red Hat Hardened Images RPMs bug fix and enhancement update

Which CVE IDs does RHSA-2026:25503 cover?

RHSA-2026:25503 covers the following CVE IDs: CVE-2026-45409. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of RHSA-2026:25503?

RHSA-2026:25503 has a CVSS v3 base score of 5.3, published by Red Hat Product Security.

RHSA-2026:25503MediumCVSS 5.3

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

Vendor

Red Hat Product Security

Published

June 12, 2026

Last Modified

July 9, 2026

🔗 CVE IDs covered (1)

CVE-2026-45409 →

📋 Description

CVE-2026-45409 — python-idna: idna: Denial of Service via specially crafted long inputs

🔗 References (5)

selfhttps://access.redhat.com/errata/RHSA-2026:25503
externalhttps://images.redhat.com/
externalhttps://access.redhat.com/security/cve/CVE-2026-45409
externalhttps://access.redhat.com/security/updates/classification/
selfhttps://security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_25503.json