{"id":"CVE-2025-60511","aliases":["EUVD-2025-35199","GHSA-8wv9-5592-c67m"],"status":"published","title":"Moodle OpenAI Chat Block plugin 3.0.1 (2025021700) suffers from an Insecure Direct Object...","description":"Moodle OpenAI Chat Block plugin 3.0.1 (2025021700) suffers from an Insecure Direct Object Reference (IDOR) vulnerability due to insufficient validation of the blockId parameter in /blocks/openai_chat/api/completion.php. An authenticated student can impersonate another user's block (e.g., administrator) and send queries that are executed with that block's configuration. This can expose administrator-only Source of Truth entries, alter model behavior, and potentially misuse API resources.","severity":{"version":"3.1","score":4.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N","level":"medium","assessor":"adp","from":"cve"},"epss":{"day":"2026-11-11","score":0.00221,"percentile":0.12785,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-639"],"published":"2025-10-21T00:00:00Z","modified":"2026-11-05T22:10:00Z","references":[{"url":"https://onurcangenc.com.tr/posts/idor-in-moodle-openai-chat-block-block_openai_chat-proof-of-concept-poc--cve-2025-60511/"},{"url":"https://github.com/onurcangnc/moodle_block_openai_chat"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-60511"},{"url":"https://onurcangenc.com.tr/posts/idor-in-moodle-openai-chat-block-block_openai_chat-proof-of-concept-poc--cve-2025-60511"},{"url":"http://moodle.com"},{"url":"http://openai.com"},{"url":"https://github.com/advisories/GHSA-8wv9-5592-c67m"}],"sources":{"cve":[{"id":"CVE-2025-60511","description":"Moodle OpenAI Chat Block plugin 3.0.1 (2025021700) suffers from an Insecure Direct Object Reference (IDOR) vulnerability due to insufficient validation of the blockId parameter in /blocks/openai_chat/api/completion.php. An authenticated student can impersonate another user's block (e.g., administrator) and send queries that are executed with that block's configuration. This can expose administrator-only Source of Truth entries, alter model behavior, and potentially misuse API resources.","status":"published","published":"2025-10-21T00:00:00Z","modified":"2026-07-05T16:09:46.695Z","cvss":[{"version":"3.1","score":4.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N","level":"medium","assessor":"adp"}],"cwes":["CWE-639"],"updated_at":"2026-11-02T14:32:39.719629Z"}],"euvd":[{"id":"EUVD-2025-35199","description":"Moodle OpenAI Chat Block plugin 3.0.1 (2025021700) suffers from an Insecure Direct Object Reference (IDOR) vulnerability due to insufficient validation of the blockId parameter in /blocks/openai_chat/api/completion.php. An authenticated student can impersonate another user's block (e.g., administrator) and send queries that are executed with that block's configuration. This can expose administrator-only Source of Truth entries, alter model behavior, and potentially misuse API resources.","status":"published","published":"2025-10-21T00:00:00Z","modified":"2026-07-05T16:09:46Z","cvss":[{"version":"3.1","score":4.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N","level":"medium"}],"updated_at":"2026-11-02T18:20:13.899968Z"}],"ghsa":[{"id":"GHSA-8wv9-5592-c67m","title":"Moodle OpenAI Chat Block plugin 3.0.1 (2025021700) suffers from an Insecure Direct Object...","description":"Moodle OpenAI Chat Block plugin 3.0.1 (2025021700) suffers from an Insecure Direct Object Reference (IDOR) vulnerability due to insufficient validation of the blockId parameter in /blocks/openai_chat/api/completion.php. An authenticated student can impersonate another user's block (e.g., administrator) and send queries that are executed with that block's configuration. This can expose administrator-only Source of Truth entries, alter model behavior, and potentially misuse API resources.","status":"published","published":"2025-10-21T18:30:35Z","modified":"2025-10-21T21:34:46Z","cvss":[{"version":"3.1","score":4.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N","level":"medium"}],"cwes":["CWE-639"],"updated_at":"2026-11-02T15:04:03.556367Z"}],"nvd":[{"id":"CVE-2025-60511","description":"Moodle OpenAI Chat Block plugin 3.0.1 (2025021700) suffers from an Insecure Direct Object Reference (IDOR) vulnerability due to insufficient validation of the blockId parameter in /blocks/openai_chat/api/completion.php. An authenticated student can impersonate another user's block (e.g., administrator) and send queries that are executed with that block's configuration. This can expose administrator-only Source of Truth entries, alter model behavior, and potentially misuse API resources.","status":"published","published":"2025-10-21T17:15:40.303Z","modified":"2026-11-05T22:10:00.203Z","cvss":[{"version":"3.1","score":4.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N","level":"medium","assessor":"secondary"}],"cwes":["CWE-639"],"updated_at":"2026-11-05T23:57:15.690201Z"}]}}