CVE-2026-57456: Vim: Arbitrary Code Execution via Python Omni-Completion Docstrings

Overview

Severity

High (CVSS 7.8)

CVSS Vector

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Exploit Status

Not Exploited

Patch Tuesday

2026-Jun

Released

2026-06-27

Last Updated

2026-06-28

EPSS Score

0.14% (percentile: 4.0%)

Affected Products (2)

Open Source Software

• azl3 vim 9.2.0488-1 on Azure Linux 3.0

Other

• 21488-17084

Revision History

• 2026-06-27: Information published.
• 2026-06-28: Information published.