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CVE-2024-43425

90
FAUCET Score

CVE-2024-43425 is a critical remote code execution (RCE) vulnerability affecting Moodle, specifically within its calculated question types. This flaw, rated with a CVSS score of 8.1 (High), allows an attacker to execute arbitrary code on the server, leading to high impact on confidentiality, integrity, and availability, though it requires the capability to add or update questions. While not currently on the CISA KEV list, public exploit modules for Metasploit and Nuclei, along with an ExploitDB entry, confirm readily available exploit code. Despite this, community discussion and media coverage remain low.

Impacted Technologies

VendorProductVersion(s)CPE
< 4.1.12CPE matchmatch criteria
cpe:2.3:a:moodle:moodle:*:*:*:*:*:*:*:*
>= 4.2.0, < 4.2.9CPE matchmatch criteria
cpe:2.3:a:moodle:moodle:*:*:*:*:*:*:*:*
>= 4.3.0, < 4.3.6CPE matchmatch criteria
cpe:2.3:a:moodle:moodle:*:*:*:*:*:*:*:*
>= 4.4.0, < 4.4.2CPE matchmatch criteria
cpe:2.3:a:moodle:moodle:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

8.1HIGH

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

Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
2.2
Impact Score
5.9
CvssVersion
3.1

Exploit Intelligence

EPSS Score
83.34%
Probability of exploitation in next 30 days
EPSS Percentile
99.7%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
Metasploit: Moodle Remote Code Execution (CVE-2024-43425) · Aug 27, 2024
Nuclei: CVE-2024-43425 · Aug 29, 2024
ExploitDB: EDB-52350 · Jul 2, 2025
This CVE's current EPSS score of 0.8334 is in the 100th percentile among its peer group of 8,918 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (4)

composerpatch availablevia ghsa
Product: moodle/moodleFixed in: 4.1.12
composerpatch availablevia ghsa
Product: moodle/moodleFixed in: 4.2.9
composerpatch availablevia ghsa
Product: moodle/moodleFixed in: 4.3.6
composerpatch availablevia ghsa
Product: moodle/moodleFixed in: 4.4.2

Vendor Advisories (1)

composerGHSA-v6f4-v8h8-3c87high

Moodle Remote Code Execution vulnerability

Nov 7, 2024

References

bugzilla.redhat.com / show_bug.cgi
Permissions Required
moodle.org / mod/forum/discuss.php
Vendor Advisory