CVE-2021-40541 Information

Description

PHPFusion 9.03.110 is affected by cross-site scripting (XSS) in the preg patterns filter html tag without //\ in descript() function An authenticated user can trigger XSS by appending //\ in the end of text.

CVSS Vector

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

Reference

https://github.com/PHPFusion/PHPFusion/issues/2373

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

REQUIRED

Confidentiality Impact

CHANGED

Integrity Impact

LOW

Availability Impact

LOW

Base Score

NONE

Base Severity

6.1