CVE-2021-42664

medium

Description

A Stored Cross Site Scripting (XSS) Vulneraibiilty exists in Sourcecodester Engineers Online Portal in PHP via the (1) Quiz title and (2) quiz description parameters to add_quiz.php. An attacker can leverage this vulnerability in order to run javascript commands on the web server surfers behalf, which can lead to cookie stealing and more.

References

https://www.sourcecodester.com/php/13115/engineers-online-portal-php.html

https://www.exploit-db.com/exploits/50451

https://github.com/TheHackingRabbi/CVE-2021-42664

http://packetstormsecurity.com/files/164618/Engineers-Online-Portal-1.0-SQL-Injection.html

Details

Source: Mitre, NVD

Published: 2021-11-05

Updated: 2026-06-17

Risk Information

CVSS v2

Base Score: 3.5

Vector: CVSS2#AV:N/AC:M/Au:S/C:N/I:P/A:N

Severity: Low

CVSS v3

Base Score: 5.4

Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

Severity: Medium

EPSS

EPSS: 0.07034