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CVE-2025-67850

Moodle: moodle: cross-site scripting vulnerability via inadequate input filtering in formula editor

Published: Feb 3, 2026Updated: Feb 11, 2026 Sources: CVE List NVD GHSA BDUCWE-79
7.3HIGH
NVD MITRE
EPSS Score
0.3%
Top 81.7%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available
Self-Check
OpenVAS

Description

A flaw was found in moodle. This vulnerability, known as Cross-Site Scripting (XSS), occurs due to insufficient checks on user-provided data in the formula editor's arithmetic expression fields. A remote attacker could inject malicious code into these fields. When other users view these expressions, the malicious code would execute in their web browsers, potentially compromising their data or leading to unauthorized actions.

No summary for this CVE yet.

CVSS Vector Breakdown

AV:NAC:LPR:LUI:RS:UC:HI:HA:N
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:LPrivileges Required
Low
UI:RUser Interaction
Required
Scope
S:UScope
Unchanged
Impact
C:HConfidentiality
High
I:HIntegrity
High
A:NAvailability
None
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Weaknesses

CWE-79

Affected Products

Мартин Догиамас
individual-dev·AUaka martin dogiamas
MoodleOn-premWeb App
Web & CMS Plugins
moodle
oss-project·AUaka jmol plugin, lms
moodleOn-premWeb App
Web & CMS Plugins / cms-core
Packagist
package-ecosystem
moodle/moodleWeb App
Web & CMS Plugins / cms-core
and 1 more affected products View all →

Exploitability

Official Patch Available
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Attack Graph

Products CVE Techniques Tactics

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MITRE ATT&CK

2 techniques
Execution
Initial Access
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References

https://github.com/search?q=repo%3Amoodle%2Fmoodle+MDL-85557&type=commits
github.com
https://moodle.org/mod/forum/discuss.php?d=471300
moodle.org
https://access.redhat.com/security/cve/CVE-2025-67850
access.redhat.com
and 4 more references View all →

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