A XSS found in Advan VD-1 firmware versions up to 230. VD-1 responses a path error message when a requested resource was not found in page cgibin/ssi.cgi. It leads to a reflected XSS because the error message does not escape properly.
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
1.1% chance of exploitation in the next 30 days; higher than 64% of CVEs (scores of 2026-10-31)