{"id":"CVE-2019-10154","aliases":["EUVD-2022-5650","GHSA-ww45-x87c-wgff"],"status":"published","title":"Moodle all messaging conversations could be viewed","description":"A flaw was found in Moodle before versions 3.7, 3.6.4. A web service fetching messages was not restricted to the current user's conversations.","severity":{"version":"3.0","score":6.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.01318,"percentile":0.71024,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-285"],"published":"2019-06-26T18:19:47Z","modified":"2026-10-24T10:30:41Z","fixes":[{"ecosystem":"Packagist","package":"moodle/moodle","fixed_in":["3.6.4"],"sources":["ghsa","osv"]}],"affected":[{"source":"ghsa","ecosystem":"Packagist","package":"moodle/moodle","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"3.6"},{"fixed":"3.6.4"}]}]},{"source":"osv","ecosystem":"Packagist","package":"moodle/moodle","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"3.6"},{"fixed":"3.6.4"}]}],"versions":["v3.6.0","v3.6.0-beta","v3.6.0-rc1","v3.6.0-rc2","v3.6.0-rc3","v3.6.1","v3.6.2","v3.6.3"]}],"products":[{"vendor":"moodle","product":"moodle"}],"references":[{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-10154","tags":["x_refsource_CONFIRM","x_transferred","Issue Tracking","Third Party Advisory","report","web"]},{"url":"https://moodle.org/mod/forum/discuss.php?d=386521","tags":["x_refsource_CONFIRM","x_transferred","Patch","Vendor Advisory","fix","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2019-10154","tags":["advisory"]},{"url":"https://github.com/moodle/moodle/commit/2904a7f851da8e66be12f41d55068bf07817fbd6","tags":["web"]},{"url":"https://github.com/moodle/moodle/commit/a3d19efab4aff83c07db9f0ad34c8f0e1f29c64c","tags":["web"]},{"url":"https://github.com/advisories/GHSA-ww45-x87c-wgff"},{"url":"https://github.com/moodle/moodle","tags":["package"]}],"sources":{"cve":[{"id":"CVE-2019-10154","description":"A flaw was found in Moodle before versions 3.7, 3.6.4. 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