{"id":"CVE-2021-3376","aliases":["EUVD-2021-26707","GHSA-wxm7-hj84-7p5w"],"status":"published","title":"An issue was discovered in Cuppa CMS Versions Before 31 Jan 2021 allows authenticated attackers...","description":"An issue was discovered in Cuppa CMS Versions Before 31 Jan 2021 allows authenticated attackers to gain escalated privileges via a crafted POST request using the user_group_id_field parameter.","severity":{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.0114,"percentile":0.66841,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-269"],"published":"2021-12-14T13:16:55Z","modified":"2026-06-17T04:05:00Z","products":[{"vendor":"cuppacms","product":"cuppacms"}],"references":[{"url":"https://github.com/CuppaCMS/CuppaCMS/issues/12","tags":["x_refsource_MISC","x_transferred","Exploit","Issue Tracking","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-3376"},{"url":"https://github.com/advisories/GHSA-wxm7-hj84-7p5w"}],"sources":{"cve":[{"id":"CVE-2021-3376","description":"An issue was discovered in Cuppa CMS Versions Before 31 Jan 2021 allows authenticated attackers to gain escalated privileges via a crafted POST request using the user_group_id_field parameter.","status":"published","published":"2021-12-14T13:16:55Z","modified":"2024-08-03T16:53:17.49Z","updated_at":"2026-11-02T14:33:04.020035Z"}],"euvd":[{"id":"EUVD-2021-26707","description":"An issue was discovered in Cuppa CMS Versions Before 31 Jan 2021 allows authenticated attackers to gain escalated privileges via a crafted POST request using the user_group_id_field parameter.","status":"published","published":"2021-12-14T13:16:55Z","modified":"2024-08-03T16:53:17Z","updated_at":"2026-11-03T03:25:13.052236Z"}],"ghsa":[{"id":"GHSA-wxm7-hj84-7p5w","title":"An issue was discovered in Cuppa CMS Versions Before 31 Jan 2021 allows authenticated attackers...","description":"An issue was discovered in Cuppa CMS Versions Before 31 Jan 2021 allows authenticated attackers to gain escalated privileges via a crafted POST request using the user_group_id_field parameter.","status":"published","published":"2021-12-15T00:01:03Z","modified":"2023-01-27T05:01:13Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-269"],"updated_at":"2026-11-02T14:41:50.629165Z"}],"nvd":[{"id":"CVE-2021-3376","description":"An issue was discovered in Cuppa CMS Versions Before 31 Jan 2021 allows authenticated attackers to gain escalated privileges via a crafted POST request using the user_group_id_field parameter.","status":"published","published":"2021-12-14T14:15:09.367Z","modified":"2026-06-17T04:05:00.083Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":6.5,"vector":"AV:N/AC:L/Au:S/C:P/I:P/A:P","level":"medium","assessor":"primary"}],"updated_at":"2026-11-02T14:07:02.189991Z"}]}}