Description
Cross Site Scripting (XSS) vulnerability in FusionPBX 4.5.7 allows remote malicious users to inject arbitrary web script or HTML via an unsanitized "f" variable in app\vars\vars_textarea.php.
References (2)
Core 2
Core References
Third Party Advisory x_refsource_misc
https://resp3ctblog.wordpress.com/2019/10/28/fusionpbx-xss-21/
Patch, Third Party Advisory x_refsource_misc
https://github.com/fusionpbx/fusionpbx/commit/2489004c7b7e0b14e21cd86cedaab87fed209415
Scores
CVSS v3
6.1
EPSS
0.0033
EPSS Percentile
55.7%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Details
CWE
CWE-79
Status
published
Products (1)
fusionpbx/fusionpbx
4.5.7
Published
May 20, 2021
Tracked Since
Feb 18, 2026