What is CVE-2024-40446?

CVE-2024-40446 is a critical-severity vulnerability in Ctan Mimetex, classified under Code Injection. CVSS score: 9.8/10. Published 2025-04-22.

How severe is CVE-2024-40446?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Is CVE-2024-40446 known to be exploited?

3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

RCE in Ctan Mimetex

CVE-2024-40446

An issue in forkosh Mime Tex before v.1.77 allows an attacker to execute arbitrary code via a crafted script

Vulnerability class: RCE (Remote Code Execution)

Published 2025-04-22 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.008 (53.4th percentile), scored 2026-10-02.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 53rd percentile — 53.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.007 · newest: 0.008 · change: +0.001

Affected products

Ctan Mimetex

Weakness classification (CWE)

CWE-94 — Code Injection

Public proof-of-concept exploits

References

youtu.be/S3cmZkWIi6o (Broken Link)
github.com/TaiYou-TW/CVE-2024-40445_CVE-2024-40446/ (Third Party Advisory, Mitigation)

Frequently asked questions

What is CVE-2024-40446?: CVE-2024-40446 is a critical-severity vulnerability in Ctan Mimetex, classified under Code Injection. CVSS score: 9.8/10. Published 2025-04-22.
How severe is CVE-2024-40446?: Critical severity. CVSS v3 base score is 9.8 out of 10.
Is CVE-2024-40446 known to be exploited?: 3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.