CVE-2026-0865 Affecting python3-tkinter package, versions <0:3.12.12-3.el10_1.1


Severity

Recommended
medium

Based on Rocky Linux security rating.

Threat Intelligence

EPSS
0.13% (33rd percentile)

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  • Snyk IDSNYK-ROCKY10-PYTHON3TKINTER-15870147
  • published1 Apr 2026
  • disclosed20 Jan 2026

Introduced: 20 Jan 2026

CVE-2026-0865  (opens in a new tab)

How to fix?

Upgrade Rocky-Linux:10 python3-tkinter to version 0:3.12.12-3.el10_1.1 or higher.
This issue was patched in RLSA-2026:4713.

NVD Description

Note: Versions mentioned in the description apply only to the upstream python3-tkinter package and not the python3-tkinter package as distributed by Rocky-Linux. See How to fix? for Rocky-Linux:10 relevant fixed versions and status.

User-controlled header names and values containing newlines can allow injecting HTTP headers.

CVSS Base Scores

version 3.1