{"id":"CVE-2016-2539","details":"Cross-site request forgery (CSRF) vulnerability in install_modules.php in ATutor before 2.2.2 allows remote attackers to hijack the authentication of users for requests that upload arbitrary files and execute arbitrary PHP code via vectors involving a crafted zip file.","modified":"2026-07-08T12:41:10.272113Z","published":"2017-02-07T15:59:00.257Z","references":[{"type":"WEB","url":"https://www.exploit-db.com/exploits/39524/"},{"type":"FIX","url":"https://github.com/atutor/ATutor/commit/bfc6c80c6c217c5515172f3cc949e13dfa1a92ac"},{"type":"FIX","url":"https://packetstormsecurity.com/files/136109/ATutor-LMS-2.2.1-CSRF-Remote-Code-Execution.html"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/atutor/atutor","events":[{"introduced":"0"},{"last_affected":"68285ea31de595c67d5f60720fb76d49c6347f3a"},{"fixed":"bfc6c80c6c217c5515172f3cc949e13dfa1a92ac"}],"database_specific":{"extracted_events":[{"introduced":"0"},{"last_affected":"2.2.1"}],"source":["CPE_RANGE","REFERENCES"],"cpe":"cpe:2.3:a:atutor:atutor:*:*:*:*:*:*:*:*"}}],"versions":["atutor_2_2_1","atutor_2_2","atutor_2_1_1","atutor_2_1","atutor_1_5_5","atutor_1_5_3_3","atutor_1_5_3_2","atutor_1_5_3_1","atutor_1_5_3","atutor_1_5_2","atutor_1_5_1","atutor_1_5","atutor_1_4_2","start"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2016-2539.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H"}]}