CVE-2021-30177

9.8 criticalEPSS 2.4%

Critical (9.8) in phpnuke php-nuke. EPSS 2.4% chance of exploitation in the next 30 days.

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.

Severity

CVSS 3.1

9.8 critical

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS: 2.4% chance of exploitation in the next 30 days; higher than 84% of CVEs (scores of 2026-10-31)
CWE: CWE-89
Published: 2021-04-07
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

phpnuke:php-nuke

References

https://gist.github.com/stacksmasher007/41e946fc9a5a2f0b6950626cc9d43d47
https://gist.github.com/stacksmasher007/41e946fc9a5a2f0b6950626cc9d43d47

Check your stack JSON