Background exploitation KEV catalog No authentication

CVE-2025-64446

Fortinet FortiWeb Path Traversal Vulnerability

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…

CheckOps priority index

8.9/10 Patch within 24 h

Severity9.4

Probability9.1

Exploitation4/5

Severity = CVSS. Probability = EPSS (FIRST). Exploitation = public signals: KEV, EUVD, ransomware, EPSS above 10 %, no account required.

EPSS · today 91.1% higher than 99.8% of CVEs

CVSS 3.1 9.4 AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:

Exploited for 354 days 14 Nov 2025

CISA due date 21 Nov 2025 for US federal agencies

Exploitation probability EPSS · FIRST

EPSS probability (%)Percentile among all CVEs

Exploitation signals 4 / 5

KEV catalog (CISA)14 Nov 2025
Exploited in EUVD (ENISA)14 Nov 2025
Used by ransomwareno
EPSS above 10 %91.1%
No account, over the networkyes

What to do

Fix

Apply the vendor’s fix as soon as it is available.

CISA guidance: Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

Meanwhile

Take the service off the internet or restrict access to it, watch the logs and look for signs of compromise.

Manufacturers (CRA)

Exploited vulnerability in your product: early warning to ENISA within 24 h, then notification within 72 h (Article 14 of the Cyber Resilience Act). The CRA explained

Description ENISA EUVD

Affected products

FortiWeb

Affected versions

7.4.0 ≤7.4.9
7.2.0 ≤7.2.11
7.6.0 ≤7.6.4
8.0.0 ≤8.0.1
7.0.0 ≤7.0.11

Weaknesses (CWE)

CWE-23

Open source packages OSV

Affected libraries according to OSV, with fixed versions.

Timeline

14 Nov 2025
Published
14 Nov 2025
Exploitation reported (ENISA)
14 Nov 2025
Added to the KEV catalog
21 Nov 2025
CISA remediation due date
15 Oct 2026
EPSS peak: 92.0%

References

Other exploited vulnerabilities from the same vendor

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CVE-2025-68686Fortinet FortiOS Exposure of Sensitive Information to an Unauthorized Actor Vulnerability
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CVE-2026-39808Fortinet FortiSandbox OS Command Injection Vulnerability
8.8 · Actively exploited
CVE-2026-25089Fortinet FortiSandbox OS Command Injection Vulnerability
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