XSS in Moodle

CVE-2024-38274

Insufficient escaping of calendar event titles resulted in a stored XSS risk in the event deletion prompt.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.004 (30.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.

Affected products

Moodle — versions 4.1, 4.2, 4.3
Fedoraproject Fedora — versions 39, 40

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

patrick@puiterwijk.org (Vendor Advisory)
patrick@puiterwijk.org (Mailing List)
patrick@puiterwijk.org (Mailing List)

Frequently asked questions

What is CVE-2024-38274?: CVE-2024-38274 is a medium-severity vulnerability in Moodle, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2024-06-18.
How severe is CVE-2024-38274?: Medium severity. CVSS v3 base score is 6.1 out of 10.