moodle: ReCAPTCHA can be bypassed on the login page (CVE-2024-34009)
A vulnerability in Moodle versions 4.3.0 through 4.3.3 allows bypassing the ReCAPTCHA check on the login page due to insufficient verification of whether ReCAPTCHA was enabled. This issue is limited to the login page and does not affect other pages using ReCAPTCHA. A patch is available to address this vulnerability.
AI Analysis
Technical Summary
CVE-2024-34009 describes a security flaw in Moodle where the login page's ReCAPTCHA protection can be bypassed because the system does not properly verify if ReCAPTCHA is enabled before enforcing it. This vulnerability affects Moodle versions from 4.3.0 up to but not including 4.3.4. Other pages using ReCAPTCHA remain unaffected. The vulnerability has been assigned a high severity rating and a patch is available to fix the issue.
Potential Impact
Attackers can bypass the ReCAPTCHA challenge on the Moodle login page, potentially allowing automated login attempts or brute force attacks that would otherwise be mitigated by ReCAPTCHA. This reduces the effectiveness of the anti-bot protection on the login page but does not impact other pages where ReCAPTCHA is used.
Mitigation Recommendations
Apply the official patch available for Moodle versions >=4.3.0 <4.3.4 to remediate this vulnerability. Upgrading to version 4.3.4 or later will resolve the issue. No additional mitigation steps are indicated by the vendor advisory.
moodle: ReCAPTCHA can be bypassed on the login page (CVE-2024-34009)
Description
A vulnerability in Moodle versions 4.3.0 through 4.3.3 allows bypassing the ReCAPTCHA check on the login page due to insufficient verification of whether ReCAPTCHA was enabled. This issue is limited to the login page and does not affect other pages using ReCAPTCHA. A patch is available to address this vulnerability.
Affected software
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AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2024-34009 describes a security flaw in Moodle where the login page's ReCAPTCHA protection can be bypassed because the system does not properly verify if ReCAPTCHA is enabled before enforcing it. This vulnerability affects Moodle versions from 4.3.0 up to but not including 4.3.4. Other pages using ReCAPTCHA remain unaffected. The vulnerability has been assigned a high severity rating and a patch is available to fix the issue.
Potential Impact
Attackers can bypass the ReCAPTCHA challenge on the Moodle login page, potentially allowing automated login attempts or brute force attacks that would otherwise be mitigated by ReCAPTCHA. This reduces the effectiveness of the anti-bot protection on the login page but does not impact other pages where ReCAPTCHA is used.
Mitigation Recommendations
Apply the official patch available for Moodle versions >=4.3.0 <4.3.4 to remediate this vulnerability. Upgrading to version 4.3.4 or later will resolve the issue. No additional mitigation steps are indicated by the vendor advisory.
Technical Details
- Gcve Source
- db.gcve.eu
- Osv Id
- BIT-moodle-2024-34009
- Osv Schema Version
- 1.6.2
- Aliases
- ["CVE-2024-34009"]
- Ecosystems
- ["Bitnami"]
- Database Specific Severity
- High
Threat ID: 6aa00617acd9273b49ab778b
Added to database: 09/08/2026, 12:56:55 UTC
Last enriched: 09/08/2026, 13:43:55 UTC
Last updated: 09/10/2026, 19:42:21 UTC
Views: 16
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