Medium6.8Red Hat Linux

Medium [CVE-2026-6019] Cross-Site Scripting (XSS) vulnerability in http.cookies module

This medium-severity Red Hat Linux advisory covers CVE-2026-6019 affecting Red Hat Enterprise Linux 1, Red Hat Enterprise Linux 9, python3.14.

CVE-2026-6019 Published Apr 22, 2026

CVE-2026-6019

Affected products & platforms

Red Hat LinuxUnclassified

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Summary

Cross-Site Scripting (XSS) vulnerability in http.cookies module. Red Hat rates this moderate (CVSS 6.8).

Weakness: CWE-79. Affected package(s): python3, python3.14.

Resolved in Red Hat advisory RHSA-2026:28247 — update the affected packages (`sudo dnf update`).

Affected products named by the advisory: Red Hat Enterprise Linux 1; Red Hat Enterprise Linux 9.

Affected versions

python3-13-main-3.13.14-1.1.hum1
python3-12-main-3.12.13-3.2.hum1
python3.14-0:3.14.5-1.el10_2
python3-14-main-3.14.5-2.hum1
python3.14-0:3.14.5-1.el9_8
python3-11-main-3.11.15-4.3.hum1

Official advisory · high-confidence parse· fetched 2 months ago·verify at source

Fixed versions

RHSA-2026:28247

Official advisory · high-confidence parse· fetched 2 months ago·verify at source

Mitigation checklist

Recommended fix / mitigation

Update the affected package(s) to the fixed version shipped in RHSA-2026:28247 (`sudo dnf update` / `yum update`).

Official advisory · high-confidence parse· fetched 2 months ago·verify at source

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