CVE-2025-22251: fortios — Fix

Description

An improper restriction of communication channel to intended endpoints vulnerability [CWE-923] in FortiOS 7.6.0, 7.4.0 through 7.4.5, 7.2 all versions, 7.0 all versions, 6.4 all versions may allow an unauthenticated attacker to inject unauthorized sessions via crafted FGSP session synchronization packets.

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CVSS v3.1 Score

3.1

LOW

CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N

Weakness Type (CWE)

CWE-923 CWE-923

Affected Products

Vendor	Product	Versions
fortinet	fortios	6.4.0 — 7.4.6
fortinet	fortios	All

References

Advisories & Patches

https://fortiguard.fortinet.com/psirt/FG-IR-24-287

Frequently Asked Questions

What is CVE-2025-22251? +

An improper restriction of communication channel to intended endpoints vulnerability [CWE-923] in FortiOS 7.6.0, 7.4.0 through 7.4.5, 7.2 all versions, 7.0 all versions, 6.4 all versions may allow an unauthenticated attacker to inject unauthorized sessions via crafted FGSP session synchronization packets. It has a CVSS v3.1 base score of 3.1 (LOW).

How severe is CVE-2025-22251? +

CVE-2025-22251 has a CVSS v3.1 score of 3.1 out of 10, rated LOW. This is a low-severity vulnerability with limited impact.

What products are affected by CVE-2025-22251? +

CVE-2025-22251 affects products from fortinet, specifically: fortios. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2025-22251? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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