{"id":"CVE-2021-30177","url":"https://www.cyber-defence.io/tools/cve/CVE-2021-30177","generatedAt":"2026-10-27T22:31:56.117Z","title":"There is a SQL Injection vulnerability in PHP-Nuke 8.3.3 in the User Registration section, leading to remote code execution.","description":"There is a SQL Injection vulnerability in PHP-Nuke 8.3.3 in the User Registration section, leading to remote code execution. This occurs because the U.S. state is not validated to be two letters, and the OrderBy field is not validated to be one of LASTNAME, CITY, or STATE.","published":"2021-04-07T11:15:12.000Z","lastModified":"2026-06-17T03:49:48.000Z","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":["phpnuke/php-nuke"],"epss":{"score":0.02363,"percentile":0.83671,"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 (2.36%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[],"references":[{"url":"https://gist.github.com/stacksmasher007/41e946fc9a5a2f0b6950626cc9d43d47","tags":["Exploit","Third Party Advisory"],"source":"cve@mitre.org"},{"url":"https://gist.github.com/stacksmasher007/41e946fc9a5a2f0b6950626cc9d43d47","tags":["Exploit","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2021-30177","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."}