CVE-2025-64446: Fortinet FortiWeb (Critical, CVSS 9.8)
- CVSS
- 9.8 Critical (v3.1)
- EPSS
- 91.1% chance of exploitation in the next 30 days (higher than 99.8% of CVEs)
- Exploited in the wild
- Yes, on CISA’s KEV list since Nov 14, 2025
- Public exploit
- Yes, reported in a Metasploit module, Exploit-DB, a Nuclei template and 13 GitHub repositories
- Weakness
- CWE-23
- Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H- Published
- Nov 14, 2025
- CISA fix-by date
- Nov 21, 2025 (for US federal agencies)
What it is
A relative path traversal vulnerability in Fortinet FortiWeb 8.0.0 through 8.0.1, FortiWeb 7.6.0 through 7.6.4, FortiWeb 7.4.0 through 7.4.9, FortiWeb 7.2.0 through 7.2.11, FortiWeb 7.0.0 through 7.0.11 may allow an attacker to execute administrative commands on the system via crafted HTTP or HTTPS requests.
Description from the National Vulnerability Database.
What to do
CISA: Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
Check whether you run Fortinet FortiWeb, then apply the vendor’s fix or mitigation from the advisories below. Because this flaw is exploited or has public exploit code, treat it as urgent and check for signs of compromise, not just the patch level.
Advisories and fixes
ThreatRoundup coverage
k0t Walks In Through Fortinet and GlobalProtect, Leaves With 70,000 Logins
Sources: NVD, FIRST EPSS, CISA KEV, and public exploit databases (availability only). ThreatRoundup reports whether public exploit code exists but never links to it: fake proof-of-concepts that infect security researchers are common. This page updates automatically.