CVEvulnerability

CVE-2021-42663

4.3 MEDIUM Published 2021-11-05 Modified 2026-06-17 Official page ↗
Status
Modified
Published
2021-11-05
Last modified
2026-06-17
Assigner
[email protected]
CVSS 3.1 ([email protected])
4.3 MEDIUM — CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N
CVSS 2.0 ([email protected])
4.3 MEDIUM — AV:N/AC:M/Au:N/C:P/I:N/A:N
Weaknesses
CWE-79

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.

Affected configurations

• online event booking and reservation system project online event booking and reservation system 2.3.0

Related

Weakness · CWE (1)

  • CWE-79 Improper Neutralization of Input During Web Page Generation weakness

References