Red Hat Security Advisory

RHSA-2026:28043

Red Hat OpenStack Platform 17.1 (python-urllib3) security update

Released 2026-06-22 · Red Hat rating Important · View on Red Hat →

Fixed in

Red Hat OpenStack Platform 17.1 python-urllib3-1.26.5-3.el8ost.3, python3-urllib3-1.26.5-3.el8ost.3

TI-2026-17326 CVE-2026-21441 · GHSA-38jv-5279-wg99

MEDIUM 50

urllib3 is an HTTP client library for Python.

CVSS 4.0HIGH 8.9 Network No auth No interaction EPSS 0.02922 Published 2026-01-07 Partial fix · 2.6.3 CWE-409

TI-2025-40854 CVE-2025-66418 · GHSA-gm62-xv2j-4w53

MEDIUM 46

urllib3 is a user-friendly HTTP client library for Python.

CVSS 4.0HIGH 8.9 Network No auth No interaction EPSS 0.00731 Published 2025-12-05 Partial fix · 2.6.0 CWE-770

TI-2025-40898 CVE-2025-66471 · GHSA-2xpw-w6gg-jr37

MEDIUM 40

urllib3 is a user-friendly HTTP client library for Python.

CVSS 4.0HIGH 8.9 Network No auth No interaction EPSS 0.00731 Published 2025-12-05 Partial fix · 2.6.0 CWE-409