moodle: ReCAPTCHA can be bypassed on the login page
Priority LOW 39CWE-20Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- None · High · None
- Fix status
- Fixed
Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA and GitHub.
Summary
Insufficient checks whether ReCAPTCHA was enabled made it possible to bypass the checks on the login page. This did not affect other pages where ReCAPTCHA is utilized.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00423 36th percentileScored 2026-11-07
Fix Fixed moodle/moodle (Packagist): 4.3.4
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- Yes
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | Moodle | 4.3 – 4.3.3 | — | No fix listed | CNA |
| — | moodle/moodle (Packagist) | 4.3.0 to before 4.3.4 | 4.3.4 | Patch available | GHSA-gwf6-q6c2-94p3 |
- Moodle Vendor— Affected 4.3 – 4.3.3 Fixed in — No fix listed CNA
- moodle/moodle (Packagist) Vendor— Affected 4.3.0 to before 4.3.4 Fixed in 4.3.4 Patch available GHSA-gwf6-q6c2-94p3
Remediation
- Fix · GHSA-gwf6-q6c2-94p3 moodle/moodle (Packagist) Fixed in 4.3.4 Advisory →
Vendor assessments
Timeline
- 2026-10-02 Threatist record created from CVE-2024-34009
- 2026-10-03 Alias added: GHSA-gwf6-q6c2-94p3
References
More Moodle vulnerabilities
- TI-2024-22468 moodle: unsafe direct use of $_SERVER['HTTP_REFERER'] in admin/tool/mfa/index.php CVSS 3.1CRITICAL 9.8
- TI-2021-14741 In Moodle, an SQL injection risk was identified in the library fetching a user's recent courses. CVSS 3.1CRITICAL 9.8
- TI-2024-29071 Moodle: remote code execution via calculated question types CVSS 3.1HIGH 8.1
- TI-2016-06653 Moodle 3.1.2 allows remote attackers to obtain sensitive information via unspecified… CVSS 3.1HIGH 7.5
- TI-2022-00259 SQL injection in moodle CVSS 3.1CRITICAL 9.8
- TI-2022-16116 Path traversal in Moodle CVSS 3.1HIGH 7.5
Sources
- CVE-2024-34009 · CVE Program
- CVE-2024-34009 · NVD
- FIRST EPSS
- GHSA-gwf6-q6c2-94p3 · GitHub Advisory Database · CC BY 4.0
- CVE-2024-34009 · Red Hat security data · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences