CVE-2025-67851

MEDIUM 6.1

Moodle: moodle: formula injection allows arbitrary formula execution via unescaped data export

CVSS Score

6.1

EPSS Score

0.0%

EPSS Percentile

0th

A flaw was found in moodle. This formula injection vulnerability occurs when data fields are exported without proper escaping. A remote attacker could exploit this by providing malicious data that, when exported and opened in a spreadsheet, allows arbitrary formulas to execute. This can lead to compromised data integrity and unintended operations within the spreadsheet.

CWE	CWE-1236
Published	Feb 3, 2026
Last Updated	Feb 3, 2026

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CVSS v3 Breakdown

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

Attack Vector

Local

Attack Complexity

Low

Privileges Required

Low

User Interaction

Required

Scope

Unchanged

Confidentiality

Low

Integrity

High

Availability

Low

References

NVD ↗ CVE.org ↗ EPSS Data ↗

access.redhat.com: https://access.redhat.com/security/cve/CVE-2025-67851 bugzilla.redhat.com: https://bugzilla.redhat.com/show_bug.cgi?id=2423841 moodle.org: https://moodle.org/mod/forum/discuss.php?d=471301

Credits

Red Hat would like to thank Brendan Heywood for reporting this issue.