CVE-2026-26047

Published Feb 21, 2026

Last updated 7 days ago

Overview

Description
A denial-of-service vulnerability was identified in Moodle’s TeX formula editor. When rendering TeX content using mimetex, insufficient execution time limits could allow specially crafted formulas to consume excessive server resources. An authenticated user could abuse this behavior to degrade performance or cause service interruption.
Source
patrick@puiterwijk.org
NVD status
Analyzed
Products
moodle

Risk scores

CVSS 3.1

Type
Secondary
Base score
6.5
Impact score
3.6
Exploitability score
2.8
Vector string
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Severity
MEDIUM

Weaknesses

patrick@puiterwijk.org
CWE-400
nvd@nist.gov
CWE-770

Social media

Hype score
Not currently trending

Configurations