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.
Published: 2025-03-21
Score: 4.7 Medium
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

Analysis and contextual insights are available on OpenCVE Cloud.

Remediation

Vendor Solution

Please upgrade to FortiOS version 6.4.2 or above. Please upgrade to FortiOS version 6.2.10 or above.

Tracking

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Advisories
Source ID Title
EUVD EUVD EUVD-2025-7234 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.
History

Wed, 23 Jul 2025 16:00:00 +0000

Type Values Removed Values Added
CPEs cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:*

Fri, 21 Mar 2025 17:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Fri, 21 Mar 2025 16:15:00 +0000

Type Values Removed Values Added
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.
First Time appeared Fortinet
Fortinet fortios
Weaknesses CWE-79
CPEs cpe:2.3:o:fortinet:fortios:6.2.0:*:*:*:*:*:*:*
cpe:2.3:o:fortinet:fortios:6.2.1:*:*:*:*:*:*:*
cpe:2.3:o:fortinet:fortios:6.2.2:*:*:*:*:*:*:*
cpe:2.3:o:fortinet:fortios:6.2.3:*:*:*:*:*:*:*
cpe:2.3:o:fortinet:fortios:6.2.4:*:*:*:*:*:*:*
cpe:2.3:o:fortinet:fortios:6.2.5:*:*:*:*:*:*:*
cpe:2.3:o:fortinet:fortios:6.2.6:*:*:*:*:*:*:*
cpe:2.3:o:fortinet:fortios:6.2.7:*:*:*:*:*:*:*
cpe:2.3:o:fortinet:fortios:6.2.8:*:*:*:*:*:*:*
cpe:2.3:o:fortinet:fortios:6.2.9:*:*:*:*:*:*:*
cpe:2.3:o:fortinet:fortios:6.4.0:*:*:*:*:*:*:*
cpe:2.3:o:fortinet:fortios:6.4.1:*:*:*:*:*:*:*
Vendors & Products Fortinet
Fortinet fortios
References
Metrics cvssV3_1

{'score': 4.7, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:N/I:L/A:N/E:U/RL:X/RC:X'}

Subscriptions

Fortinet Fortios
cve-icon MITRE

Status: PUBLISHED

Assigner: fortinet

Published:

Updated: 2025-03-21T16:22:17.554Z

Reserved: 2019-09-09T00:00:00.000Z

Link: CVE-2019-16151

cve-icon Vulnrichment

Updated: 2025-03-21T16:22:09.808Z

cve-icon NVD

Status : Analyzed

Published: 2025-03-21T16:15:13.210

Modified: 2025-07-23T15:48:43.560

Link: CVE-2019-16151

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses