CVE-2023-2491

Name: CVE-2023-2491
Creator: NVD / NIST
Published: 2023-05-17T22:15:10.997+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.8/10EPSS 0.46%

Last modified Jun 17, 2026

CVE-2023-2491 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. A flaw was found in the Emacs text editor. Processing a specially crafted org-mode code with the "org-babel-execute:latex" function in ob-latex.el can result in arbitrary command execution. EPSS estimates a 0.46% chance of exploitation in the next 30 days.

Description

A flaw was found in the Emacs text editor. Processing a specially crafted org-mode code with the "org-babel-execute:latex" function in ob-latex.el can result in arbitrary command execution. This CVE exists because of a CVE-2023-28617 security regression for the emacs package in Red Hat Enterprise Linux 8.8 and Red Hat Enterprise Linux 9.2.

Metrics

CVSS 3.1

7.8/10

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS Probability

0.46%

36.6th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Gnu	Emacs	26.1-9.el8
Gnu	Emacs	27.2-8.el9
Redhat	Enterprise Linux	8.0
Redhat	Enterprise Linux	9.0
Redhat	Enterprise Linux Eus	8.8
Redhat	Enterprise Linux Eus	9.2
Redhat	Enterprise Linux Server Aus	8.8
Redhat	Enterprise Linux Server Aus	9.2
Redhat	Enterprise Linux Server Tus	8.8

References

https://access.redhat.com/errata/RHSA-2023:2626Third Party Advisory
https://access.redhat.com/errata/RHSA-2023:3104Third Party Advisory
https://access.redhat.com/security/cve/CVE-2023-2491Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=2192873Issue Tracking, Third Party Advisory
https://access.redhat.com/errata/RHSA-2023:2626Third Party Advisory
https://access.redhat.com/errata/RHSA-2023:3104Third Party Advisory
https://access.redhat.com/security/cve/CVE-2023-2491Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=2192873Issue Tracking, Third Party Advisory

Timeline

Published: May 17, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2023-2491?

How severe is CVE-2023-2491?

CVE-2023-2491 has a CVSS score of 7.8/10 (HIGH severity). The EPSS model estimates a 0.46% probability of exploitation in the next 30 days.

How do I fix CVE-2023-2491?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2023-2491?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST