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CVE-2024-29374VulnerabilityPublished Updated

CVE-2024-29374: moodle · n/a

Affects moodleSource CVE Database V5

0

Not known to be exploited · CVSS 6.1 Medium.

Data as of 26 Oct 2026, 06:26 UTC

CVSS 3.1 base score
6.1Medium
How severe the flaw is on the 0–10 CVSS scale.
EPSS
0.5% chance of exploitation in 30 days – higher than 44% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 21 Mar 2024

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponised: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq Mirage: no evidence on record.

    No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 2026-10-26.

What to do

Affected software

ProductAffectedFixed in
GitHubmoodle/moodlepkg:github/moodle/moodleOther threatsAffected
  • =3.10.9
Fixed in–

Check your own hosts for these packages with threat-finder (opens in a new tab), our free open-source scanner.

AI-suggested

1. Implement strict input validation and output encoding for the 'lang' URL parameter to neutralize any embedded scripts. 2. Employ Content Security Policy (CSP) headers to restrict the execution of unauthorized scripts within Moodle web pages. 3. Educate users and administrators about the risks of clicking on untrusted links, especially those containing suspicious URL parameters. 4. Monitor web server logs for unusual requests targeting the 'lang' parameter to detect potential exploitation attempts. 5. Apply any official patches or updates from Moodle as soon as they become available. 6. Consider deploying Web Application Firewalls (WAF) with rules designed to detect and block reflected XSS payloads targeting Moodle. 7. Review and harden user session management to limit the impact of stolen session tokens, including enforcing short session timeouts and multi-factor authentication where possible.

Description

A Cross-Site Scripting (XSS) vulnerability exists in the way MOODLE 3.10.9 handles user input within the "GET /?lang=" URL parameter.

References

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