A code execution flaw was found in Emacs, affecting versions prior to 31.2. The Flymake mode using language backends other than Lisp would execute arbitrary code from the edited file while performing syntax checking. Viewing or editing untrusted files using Emacs could lead to arbitrary code execution with the privileges of the user running Emacs.

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History

Wed, 23 Sep 2026 12:30:00 +0000

Type Values Removed Values Added
References
Metrics threat_severity

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threat_severity

Important


Wed, 23 Sep 2026 11:45:00 +0000

Type Values Removed Values Added
Description A code execution flaw was found in Emacs, affecting versions prior to 31.2. The Flymake mode using language backends other than Lisp would execute arbitrary code from the edited file while performing syntax checking. Viewing or editing untrusted files using Emacs could lead to arbitrary code execution with the privileges of the user running Emacs.
Title Emacs: emacs: arbitrary code execution, incomplete fix for cve-2024-53920
First Time appeared Redhat
Redhat enterprise Linux
Weaknesses CWE-94
CPEs cpe:/o:redhat:enterprise_linux:10
cpe:/o:redhat:enterprise_linux:6
cpe:/o:redhat:enterprise_linux:7
cpe:/o:redhat:enterprise_linux:8
cpe:/o:redhat:enterprise_linux:9
Vendors & Products Redhat
Redhat enterprise Linux
References
Metrics cvssV3_1

{'score': 7.8, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H'}


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cve-icon MITRE

Status: PUBLISHED

Assigner: redhat

Published:

Updated: 2026-09-23T10:10:36.734Z

Reserved: 2026-09-23T08:58:32.822Z

Link: CVE-2026-96442

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-09-23T11:17:18.550

Modified: 2026-09-23T11:17:18.550

Link: CVE-2026-96442

cve-icon Redhat

Severity : Important

Publid Date: 2026-09-14T00:00:00Z

Links: CVE-2026-96442 - Bugzilla

cve-icon OpenCVE Enrichment

No data.

Weaknesses