RCE in Gnu Emacs
CVE-2024-53920
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…
Vulnerability class: RCE (Remote Code Execution)
EPSS: 0.005 (41.1th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.
Affected products
- Gnu Emacs
- N/a — versions n/a
Weakness classification (CWE)
Public proof-of-concept exploits
References
- cve@mitre.org (Release Notes)
- cve@mitre.org (Product)
- cve@mitre.org (Third Party Advisory)
- cve@mitre.org (Mailing List)
- cve@mitre.org (Issue Tracking)
- cve@mitre.org (Product)
- af854a3a-2127-422b-91ae-364da2661108
Frequently asked questions
- What is CVE-2024-53920?
- CVE-2024-53920 is a high-severity vulnerability in Gnu Emacs, classified under Code Injection. CVSS score: 7.8/10. Published 2024-11-27.
- How severe is CVE-2024-53920?
- High severity. CVSS v3 base score is 7.8 out of 10.
- Is CVE-2024-53920 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.