CVE-2026-26047

MEDIUM

6.5

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.

CVE Details

CVSS v3.1 Score6.5

SeverityMEDIUM

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

Attack VectorNETWORK

ComplexityLOW

Privileges RequiredLOW

User InteractionNONE

Published2/21/2026

Last Modified2/26/2026

Sourcenvd

Honeypot Sightings0

Affected Products

moodle:moodle

Weaknesses (CWE)

CWE-400CWE-770

References

https://access.redhat.com/security/cve/CVE-2026-26047(patrick@puiterwijk.org)

https://bugzilla.redhat.com/show_bug.cgi?id=2440905(patrick@puiterwijk.org)

IOC Correlations

No correlations recorded

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