CVSS Score of 10 (low)


Published Jun 22, 2023
Updated: Apr 19, 2024
CWE ID 918


CVE-2023-35133 is a vulnerability that affects Moodle versions 4.2, 4.1 to 4.1.3, 4.0 to 4.0.8, 3.11 to 3.11.14, and 3.9 to 3.9.21, as well as earlier unsupported versions. The vulnerability stems from a flaw in the logic used to check the IP address "" against the cURL blocked hosts lists, resulting in a Server Side Request Forgery (SSRF) risk. Organizations using the affected Moodle versions should remediate this vulnerability by applying the necessary patches or updates provided by Moodle developers to mitigate potential risks such as unauthorized access or data leakage from SSRF attacks.


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