What is CVE-2026-107252?

CVE-2026-107252 is a medium-severity vulnerability in Drupal Mathjax: Latex For, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2026-10-30.

How severe is CVE-2026-107252?

Medium severity. CVSS v3 base score is 5.4 out of 10.

XSS in Drupal Mathjax: Latex For

CVE-2026-107252

Improper Neutralization of Input During Web Page Generation ("Cross-site Scripting") vulnerability in Drupal MathJax: LaTeX for Drupal allows Cross-Site Scripting (XSS). This issue affects MathJax: LaTeX for Drupal versions: from 0.0.0 to 4.1.2.

Vulnerability class: XSS (Cross-Site Scripting)

Published 2026-10-30 · last modified 2026-10-30.

CVSS v3 metric

CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N.

EPSS exploit prediction

EPSS: 0.002 (4.2th percentile), scored 2026-10-31.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 4th percentile — 4.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

The 30-day trend appears once there are two daily scores.

Affected products

Drupal Mathjax: Latex For

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

www.drupal.org/sa-contrib-2026-195

Frequently asked questions

What is CVE-2026-107252?: CVE-2026-107252 is a medium-severity vulnerability in Drupal Mathjax: Latex For, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2026-10-30.
How severe is CVE-2026-107252?: Medium severity. CVSS v3 base score is 5.4 out of 10.