CVE-2019-16151

MEDIUM

FortiOS 6.2.0-6.2.9 - Unauthenticated Cross-Site Scripting via Host Header

Title source: llm
STIX 2.1

Description

An improper neutralization of input during web page generation vulnerability [CWE-79] in FortiOS 6.4.1 and below, 6.2.9 and below may allow a remote unauthenticated attacker to either redirect users to malicious websites via a crafted "Host" header or to execute JavaScript code in the victim's browser context. This happens when the FortiGate has web filtering and category override enabled/configured.

References (1)

Core 1
Core References

Scores

CVSS v3 4.7
EPSS 0.0011
EPSS Percentile 29.1%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:N/I:L/A:N

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-79
Status published
Products (1)
fortinet/fortios 6.2.0 - 6.2.10
Published Mar 21, 2025
Tracked Since Feb 18, 2026