High severity7.8NVD Advisory· Published Aug 25, 2026

CVE-2026-79992

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.

Affected products

Emacs/Trampllm-fuzzy

Patches

Vulnerability mechanics

References

access.redhat.com/security/cve/CVE-2026-79992nvd
bugzilla.redhat.com/show_bug.cginvd

News mentions

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