{"id":"CVE-2011-4281","url":"https://www.cyber-defence.io/tools/cve/CVE-2011-4281","generatedAt":"2026-10-27T17:43:54.792Z","title":"Multiple cross-site request forgery (CSRF) vulnerabilities in Moodle 2.0.x before 2.0.2 allow remote attackers to hijack the authentication of arbitrary users for requests that mark the completion of (1) an activity or (2) a course.","description":"Multiple cross-site request forgery (CSRF) vulnerabilities in Moodle 2.0.x before 2.0.2 allow remote attackers to hijack the authentication of arbitrary users for requests that mark the completion of (1) an activity or (2) a course.","published":"2012-07-16T10:28:36.000Z","lastModified":"2026-06-16T23:34:42.000Z","status":"Modified","sourceIdentifier":"secalert@redhat.com","cvss":{"version":"2.0","score":6.8,"severity":"MEDIUM","vector":"AV:N/AC:M/Au:N/C:P/I:P/A:P"},"cwe":["CWE-352"],"affected":["moodle/moodle"],"epss":{"score":0.01006,"percentile":0.62783,"date":"2026-10-26","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"low","text":"Lower severity and a low EPSS score (1.01%). Track it; it rarely justifies an emergency change on its own."},"changes":[],"references":[{"url":"http://git.moodle.org/gw?p=moodle.git%3Ba=commit%3Bh=9cedb80c5d6318aa17cd66912d37e6ef3dca9455","source":"secalert@redhat.com"},{"url":"http://moodle.org/mod/forum/discuss.php?d=170006","tags":["Vendor Advisory"],"source":"secalert@redhat.com"},{"url":"http://openwall.com/lists/oss-security/2011/11/14/1","source":"secalert@redhat.com"},{"url":"http://git.moodle.org/gw?p=moodle.git%3Ba=commit%3Bh=9cedb80c5d6318aa17cd66912d37e6ef3dca9455","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://moodle.org/mod/forum/discuss.php?d=170006","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://openwall.com/lists/oss-security/2011/11/14/1","source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2011-4281","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}