CVE-2025-64447

HIGH EPSS 93.6%

Published Dec 9, 20256mo ago · Modified Jun 17, 20261w ago

8.1 CVSS 3.1

High

Published Dec 9, 2025 6mo ago

Last Modified Jun 17, 2026 1w ago

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.

CVSS Details

Base Score

8.1

Exploitability

2.2

Impact

5.9

Vector string

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

Attack Vector Network

Attack Complexity High

Privileges Required None

User Interaction None

Scope Unchanged

Confidentiality High

Integrity High

Availability High

Threat Intelligence

EPSS Exploit Probability

93.6% percentile

Exploit & Patch Status

No Known Exploit

No Patch Available

Weaknesses 1

CWE-565

Affected Products 5

Vendor	Product	Version	Range
fortinet	fortiweb	*	≥7.0.0 – ≤7.0.11
fortinet	fortiweb	*	≥7.2.0 – ≤7.2.11
fortinet	fortiweb	*	≥7.4.0 – ≤7.4.10
fortinet	fortiweb	*	≥7.6.0 – ≤7.6.5
fortinet	fortiweb	*	≥8.0.0 – ≤8.0.1

References 1

fortiguard.fortinet.com https://fortiguard.fortinet.com/psirt/FG-IR-25-945

Vendor Advisory

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.