Online Quiz Maker 1.0 contains SQL injection vulnerabilities in the catid and usern parameters that allow authenticated attackers to execute arbitrary SQL commands. Attackers can submit malicious POST requests to quiz-system.php or add-category.php with crafted SQL payloads in POST parameters to extract sensitive database information or bypass authentication.
https://www.vulncheck.com/advisories/online-quiz-maker-sql-injection-via-catid-parameter
https://www.hscripts.com/scripts/php/quiz-maker.php
https://www.hscripts.com/scripts/php/downloads/quiz-maker.zip
Published: 2026-03-26
Updated: 2026-03-26
Base Score: 7.5
Vector: CVSS2#AV:N/AC:L/Au:S/C:C/I:P/A:N
Severity: High
Base Score: 7.1
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:N
Severity: High
Base Score: 7.1
Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:L/VA:N/SC:N/SI:N/SA:N
Severity: High
EPSS: 0.00078