CVE-2026-33714
highpriority · track · 29EPSS 0.005 · 39 %ileEUUSEPSS · scored 2026-10-22
Chamilo is an open-source learning management system (LMS). Version 2.0.0-RC.2 contains a SQL Injection vulnerability in the statistics AJAX endpoint, which is an incomplete fix for CVE-2026-30881. While CVE-2026-30881 was patched by applying Security::remove_XSS() to the date_start and date_end parameters in the get_user_registration_by_month action, the same parameters remain unsanitized in the users_active action within the same file (public/main/inc/ajax/statistics.ajax.php), where they are directly interpolated into a SQL query. An authenticated admin can exploit this to perform time-based blind SQL injection, enabling extraction of arbitrary data from the database. This issue has been fixed in version 2.0.0.
cvss
Technical severity, 0–10. One row per scoring source.
base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–high · 5–7.2
ssvc
A stakeholder decision — act, attend, or track — from exploitation and impact.
weaknesses
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affected products (2)
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also known as (2)
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sources
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references (8)
External citations — patches, advisories, analysis.
- https://access.redhat.com/security/cve/cve-2026-33714cnnvd
- https://github.com/chamilo/chamilo-lms/releasesPatchcnnvd
- https://github.com/chamilo/chamilo-lms/releases/tag/v2.0.0cnnvd
- https://github.com/chamilo/chamilo-lms/security/advisories/GHSA-w8c4-c7r8-qgw2cnnvd
- https://github.com/chamilo/chamilo-lms/releases/tag/v2.0.0enisa_euvd
- https://github.com/chamilo/chamilo-lms/security/advisories/GHSA-w8c4-c7r8-qgw2enisa_euvd
- https://github.com/chamilo/chamilo-lms/releases/tag/v2.0.0ProductRelease Notesnvd
- https://github.com/chamilo/chamilo-lms/security/advisories/GHSA-w8c4-c7r8-qgw2MitigationVendor Advisorynvd
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