What is RHSA-2026:20573?

RHSA-2026:20573 is a security advisory published by Red Hat Product Security with Medium severity. Red Hat Security Advisory: python-tornado security update

Which CVE IDs does RHSA-2026:20573 cover?

RHSA-2026:20573 covers the following CVE IDs: CVE-2026-31958, CVE-2026-35536. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of RHSA-2026:20573?

RHSA-2026:20573 has a CVSS v3 base score of 5.4, published by Red Hat Product Security.

RHSA-2026:20573MediumCVSS 5.4

Red Hat Security Advisory: python-tornado security update

Vendor

Red Hat Product Security

Published

May 26, 2026

Last Modified

May 26, 2026

🔗 CVE IDs covered (2)

CVE-2026-31958 · pendingCVE-2026-35536 →

📋 Description

CVE-2026-31958 — tornado-python: Tornado: Denial of Service via large multipart bodies CVE-2026-35536 — tornado: Tornado: Cookie attribute injection due to improper handling of cookie arguments

🔗 References (5)

selfhttps://access.redhat.com/errata/RHSA-2026:20573
externalhttps://access.redhat.com/security/updates/classification/#moderate
externalhttps://bugzilla.redhat.com/show_bug.cgi?id=2446765
externalhttps://bugzilla.redhat.com/show_bug.cgi?id=2454716
selfhttps://security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_20573.json