AUGUST 4, 2026
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Case File

CVE-2024-53920

HIGH · CVSS 7.8 EPSS 0.53%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2024-11-27 · Last synced 2026-08-04

CyberRota Analysis

This is a high severity vulnerability with a CVSS score of 7.8. See the original NVD description below for full technical details.

CVE
CVE-2024-53920
Severity
HIGH
CVSS
7.8
EPSS
0.53%

Original NVD Description

In elisp-mode.el in GNU Emacs before 30.1, a user who chooses to invoke elisp-completion-at-point (for code completion) on untrusted Emacs Lisp source code can trigger unsafe Lisp macro expansion that allows attackers to execute arbitrary code. (This unsafe expansion also occurs if a user chooses to enable on-the-fly diagnosis that byte compiles untrusted Emacs Lisp source code.)

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