CVE-2025-64447
High
Description
A reliance on cookies without validation and integrity checking vulnerability in Fortinet FortiWeb 8.0.0 through 8.0.1, FortiWeb 7.6.0 through 7.6.5, FortiWeb 7.4.0 through 7.4.10, FortiWeb 7.2.0 through 7.2.11, FortiWeb 7.0.0 through 7.0.11 may allow an unauthenticated attacker to execute arbitrary operations on the system via crafted HTTP or HTTPS request via forged cookies, requiring prior knowledge of the FortiWeb serial number.
SeverityHigh
CVSS8.1
Exploit probability—
Product
Fortinet Fortiweb
PublishedDec 9, 2025
First seenDec 9, 2025
Weakness typeCWE-565CWE-565
How to fix
Sources list no fixed version or patch link for this vulnerability.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| fortinet fortiweb | 7.0.0 ≤ v ≤ 7.0.11, 7.2.0 ≤ v ≤ 7.2.11, 7.4.0 ≤ v ≤ 7.4.10, 7.6.0 ≤ v ≤ 7.6.5, 8.0.0 ≤ v ≤ 8.0.1 | — |
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