{"id":"CVE-2020-23426","aliases":["EUVD-2020-16173","GHSA-wf3r-vmmg-hh9p"],"status":"published","title":"zzcms 201910 contains an access control vulnerability through escalation of privileges in /user...","description":"zzcms 201910 contains an access control vulnerability through escalation of privileges in /user/adv.php, which allows an attacker to modify data for further attacks such as CSRF.","severity":{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-11","score":0.03712,"percentile":0.89902,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-269","CWE-352"],"published":"2021-04-08T14:27:47Z","modified":"2026-06-17T03:04:44Z","products":[{"vendor":"zzcms","product":"zzcms"}],"references":[{"url":"https://github.com/Ling-Yizhou/zzcms-vuln/blob/master/Privilege%20Escalation/priviege%20escalation.md","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-23426"},{"url":"https://github.com/advisories/GHSA-wf3r-vmmg-hh9p"}],"sources":{"cve":[{"id":"CVE-2020-23426","description":"zzcms 201910 contains an access control vulnerability through escalation of privileges in /user/adv.php, which allows an attacker to modify data for further attacks such as CSRF.","status":"published","published":"2021-04-08T14:27:47Z","modified":"2024-08-04T14:58:14.971Z","updated_at":"2026-11-02T14:35:48.854892Z"}],"euvd":[{"id":"EUVD-2020-16173","description":"zzcms 201910 contains an access control vulnerability through escalation of privileges in /user/adv.php, which allows an attacker to modify data for further attacks such as CSRF.","status":"published","published":"2021-04-08T14:27:47Z","modified":"2024-08-04T14:58:14Z","updated_at":"2026-11-03T03:07:21.661388Z"}],"ghsa":[{"id":"GHSA-wf3r-vmmg-hh9p","title":"zzcms 201910 contains an access control vulnerability through escalation of privileges in /user...","description":"zzcms 201910 contains an access control vulnerability through escalation of privileges in /user/adv.php, which allows an attacker to modify data for further attacks such as CSRF.","status":"published","published":"2022-05-24T17:46:49Z","modified":"2023-01-27T05:02:53Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"cwes":["CWE-269"],"updated_at":"2026-11-02T14:42:07.495183Z"}],"nvd":[{"id":"CVE-2020-23426","description":"zzcms 201910 contains an access control vulnerability through escalation of privileges in /user/adv.php, which allows an attacker to modify data for further attacks such as CSRF.","status":"published","published":"2021-04-08T15:15:13.697Z","modified":"2026-06-17T03:04:44.473Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary"},{"version":"2.0","score":7.5,"vector":"AV:N/AC:L/Au:N/C:P/I:P/A:P","level":"high","assessor":"primary"}],"cwes":["CWE-352"],"updated_at":"2026-11-02T14:06:39.25999Z"}]}}