FortiSIEM
CVE-2026-25972: Cross-site scripting in FortiSIEM
An improper neutralization of input during web page generation ('cross-site scripting') vulnerability in Fortinet FortiSIEM 7.4.0, FortiSIEM 7.3.0 through 7.3.4 may allow a remote unauthenticated attacker to provide arbitrary data enabling a social engineering attack via spoofed URL parameters.
Published
Automatic summary from the vendor's CVE record. We haven't written a full analysis of this vulnerability yet.
Affected and fixed versions
| Product / branch | Fixed in |
|---|---|
| FortiSIEM 7.4 | 7.4.1 or later |
| FortiSIEM 7.3.0 to 7.3.4 | 7.3.5 or later |
Always confirm against the vendor advisory, which lists every fixed hotfix.
What it is
An improper neutralization of input during web page generation ('cross-site scripting') vulnerability in Fortinet FortiSIEM 7.4.0, FortiSIEM 7.3.0 through 7.3.4 may allow a remote unauthenticated attacker to provide arbitrary data enabling a social engineering attack via spoofed URL parameters.
Sources
KEV status, EPSS score and vendor data refreshed automatically, last on 10 Oct 2026.