{"id":"CVE-2021-42945","url":"https://www.cyber-defence.io/tools/cve/CVE-2021-42945","generatedAt":"2026-10-27T21:08:14.773Z","title":"A SQL Injection vulnerability exists in ZZCMS 2021 via the askbigclassid parameter in /admin/ask.php.","description":"A SQL Injection vulnerability exists in ZZCMS 2021 via the askbigclassid parameter in /admin/ask.php.","published":"2021-12-15T07:15:07.000Z","lastModified":"2026-06-17T04:10:17.000Z","status":"Modified","sourceIdentifier":"cve@mitre.org","cvss":{"version":"3.1","score":9.8,"severity":"CRITICAL","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},"cwe":["CWE-89"],"affected":["zzcms/zzcms"],"epss":{"score":0.00996,"percentile":0.62456,"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":"high","text":"High impact if exploited, but EPSS currently rates exploitation as unlikely (1.00%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[],"references":[{"url":"http://www.zzcms.net/","tags":["Vendor Advisory"],"source":"cve@mitre.org"},{"url":"https://github.com/Boomingjacob/ZZCMS/blob/main/4.jpg","tags":["Third Party Advisory"],"source":"cve@mitre.org"},{"url":"http://www.zzcms.net/","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://github.com/Boomingjacob/ZZCMS/blob/main/4.jpg","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2021-42945","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."}