CVE-2026-96442: Emacs: emacs: arbitrary code execution in flymake mode

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-Sep

Released

2026-09-27

EPSS Score

0.17% (percentile: 5.2%)

Affected Products (1)

Other

• 21861-17084

Revision History

• 2026-09-27: Information published.