CVE-2024-43439

Name: CVE-2024-43439
Creator: NVD / NIST
Published: 2024-11-11T16:15:14.77+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.1/10EPSS 0.36%

Last modified Jun 17, 2026

CVE-2024-43439 is a medium-severity vulnerability rated 6.1/10 on the CVSS scale. A flaw was found in moodle. H5P error messages require additional sanitizing to prevent a reflected cross-site scripting (XSS) risk.. EPSS estimates a 0.36% chance of exploitation in the next 30 days.

Description

A flaw was found in moodle. H5P error messages require additional sanitizing to prevent a reflected cross-site scripting (XSS) risk.

Metrics

CVSS 3.1

6.1/10

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

EPSS Probability

0.36%

27.6th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-79

Affected Software

Vendor	Product	Versions
Moodle	Moodle	< 4.1.12
Moodle	Moodle	>= 4.2.0, < 4.2.9
Moodle	Moodle	>= 4.3.0, < 4.3.6
Moodle	Moodle	>= 4.4.0, < 4.4.2

References

https://bugzilla.redhat.com/show_bug.cgi?id=2304268Permissions Required
https://moodle.org/mod/forum/discuss.php?d=461209Vendor Advisory

Timeline

Published: Nov 11, 2024
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2024-43439?

A flaw was found in moodle. H5P error messages require additional sanitizing to prevent a reflected cross-site scripting (XSS) risk.

How severe is CVE-2024-43439?

CVE-2024-43439 has a CVSS score of 6.1/10 (MEDIUM severity). The EPSS model estimates a 0.36% probability of exploitation in the next 30 days.

How do I fix CVE-2024-43439?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2024-43439?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST