An improper neutralization of input during web page generation vulnerability [CWE-79] in FortiPortal versions 6.0.0 through 6.0.11 and all versions of 5.3, 5.2, 5.1, 5.0 management interface may allow a remote authenticated attacker to perform a stored cross site scripting (XSS) attack via sending request with specially crafted columnindex parameter.
Severity
CVSS 3.1
4.8 medium
CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N
EPSS
0.6% chance of exploitation in the next 30 days; higher than 48% of CVEs (scores of 2026-10-31)