CVE-2018-1999024: Mathjax

Medium severity, CVSS 5.4. EPSS: 1.4% chance of exploitation in the next 30 days.

MathJax version prior to version 2.7.4 contains a Cross Site Scripting (XSS) vulnerability in the \unicode{} macro that can result in Potentially untrusted Javascript running within a web browser. This attack appear to be exploitable via The victim must view a page where untrusted content is processed using Mathjax. This vulnerability appears to have been fixed in 2.7.4 and later.

Affected products

• Mathjax Mathjax: before 2.7.4 (fixed in 2.7.4)

Published 2018-07-23. Last modified 2026-06-17.