Critical (9.6) in wondercms wondercms. EPSS 0.7% chance of exploitation in the next 30 days.
A cross-site scripting (XSS) vulnerability in the Settings section of WonderCMS v3.4.3 allows attackers to execute arbitrary web scripts or HTML via a crafted payload injected into the WEBSITE TITLE parameter under the Menu module.
Severity
CVSS 3.1
9.6 critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
EPSS
0.7% chance of exploitation in the next 30 days; higher than 53% of CVEs (scores of 2026-10-31)