CVE-2026-4519 Affecting python3.11-devel package, versions <0:3.11.13-5.2.el9_7


Severity

Recommended
high

Based on AlmaLinux security rating.

Threat Intelligence

EPSS
0.03% (11th percentile)

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  • Snyk IDSNYK-ALMALINUX9-PYTHON311DEVEL-15909831
  • published5 Apr 2026
  • disclosed31 Mar 2026

Introduced: 31 Mar 2026

NewCVE-2026-4519  (opens in a new tab)

How to fix?

Upgrade AlmaLinux:9 python3.11-devel to version 0:3.11.13-5.2.el9_7 or higher.
This issue was patched in ALSA-2026:6286.

NVD Description

Note: Versions mentioned in the description apply only to the upstream python3.11-devel package and not the python3.11-devel package as distributed by AlmaLinux. See How to fix? for AlmaLinux:9 relevant fixed versions and status.

The webbrowser.open() API would accept leading dashes in the URL which could be handled as command line options for certain web browsers. New behavior rejects leading dashes. Users are recommended to sanitize URLs prior to passing to webbrowser.open().

References

CVSS Base Scores

version 3.1