CVE-2021-42663

Description

An HTML injection vulnerability exists in Sourcecodester Online Event Booking and Reservation System in PHP/MySQL via the msg parameter to /event-management/index.php. An attacker can leverage this vulnerability in order to change the visibility of the website. Once the target user clicks on a given link he will display the content of the HTML code of the attacker's choice.

NVD

Severity: MEDIUM
CVE ID: CVE-2021-42663
CVSS Score: 4.3
CVSS Metrics: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N

Refrence: NVDMITRE

Proof Of Concept

Nuclei Templates for CVE-2021-42663

Refrence: Project Discovery GitHub

0xDeku

CVE-2021-42663 - HTML Injection vulnerability in the Online event booking and reservation system.

Refrence: GitHub