CVE-2026-26047
6.5
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Summary
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.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
0 < 4.5.9 | affected | ||
5.0.0 < 5.0.5 | affected | ||
5.1.0 < 5.1.2 | affected |
Weaknesses
- CWE-400: Uncontrolled Resource Consumption
ADP Enrichment
CISA ADP Vulnrichment
- SSVC:
- Exploitation: none
- Automatable: no
- Technical Impact: partial
References
- https://access.redhat.com/security/cve/CVE-2026-26047
- https://bugzilla.redhat.com/show_bug.cgi?id=2440905
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