{"cve":"CVE-2016-8643","nvd":{"published":"2017-01-20T08:59:00.347","modified":"2026-06-17T00:54:41.510","status":"Modified","description":"In Moodle 2.x and 3.x, non-admin site managers may accidentally edit admins via web services.","cvss_v4":null,"cvss_v3":{"version":"3.0","vector":"CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N","score":4.3},"cwes":["CWE-284"],"references":["http://www.securityfocus.com/bid/94457","https://moodle.org/mod/forum/discuss.php?d=343276","http://www.securityfocus.com/bid/94457","https://moodle.org/mod/forum/discuss.php?d=343276"],"products":["moodle:moodle"],"source":"nvd","synced_at":"2026-10-19T20:41:25.729257544+00:00"},"epss":{"cve":"CVE-2016-8643","score":0.00684,"percentile":0.52598,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}