Medium (6.1) in bigtreecms bigtree cms. EPSS 0.7% chance of exploitation in the next 30 days.
An issue was discovered in BigTree 4.2.22. There is cross-site scripting (XSS) in /core/inc/lib/less.php/test/index.php because of a $_SERVER['REQUEST_URI'] echo, as demonstrated by the dir parameter in a file=charsets action.
Severity
CVSS 3.0
6.1 medium
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
EPSS
0.7% chance of exploitation in the next 30 days; higher than 52% of CVEs (scores of 2026-10-31)