Vulnerabilities CVE-2026-79992

CVE-2026-79992

High

Open

TLP:CLEAR

Emacs: local shell command injection through the user field in emacs tramp

NVD CVE.org

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Description

A flaw was found in Emacs TRAMP. A local attacker could exploit this vulnerability by processing maliciously crafted filenames. This occurs because TRAMP concatenates login arguments without proper sanitization, which are then passed to a local shell. Successful exploitation could lead to arbitrary code execution.

Details

CVSS Score: 7.8
CVSS Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Confidence: 90%
Published: Aug 25, 2026
Last Modified: Aug 25, 2026

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