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Exploited vulnerabilities / CVE-2025-64446

Confirmed exploited · path traversal · Fortinet FortiWeb

CVE-2025-64446

Fortinet FortiWeb path traversal, confirmed exploited in the wild.

Fortinet FortiWeb contains a relative path traversal vulnerability that may allow an unauthenticated attacker to execute administrative commands on the system via crafted HTTP or HTTPS requests.

91%chance of exploitation in the next 30 days (EPSS), 99th percentile
14 Novadded to CISA's Known Exploited Vulnerabilities list, 2025
21 Novfederal remediation deadline, already passed
Passedpast the deadline: patch now
CISA's name for itFortinet FortiWeb Path Traversal Vulnerability
Vendor and productFortinet · FortiWeb
Typepath traversal · CWE-23
ExploitedConfirmed by CISA listed 14 November 2025
Likelihoodone of the most likely to be exploited of every vulnerability tracked
Deadline21 November 2025 · already passed
Used in ransomwareNot reported
Advisorieswww.fortiguard.com ↗ · nvd.nist.gov ↗
What to do

Three steps, in this order

Step 1

Apply the vendor fix.

Step 2

Assume files readable through the flaw were read: rotate secrets and keys stored on the system.

Step 3

Restrict access to the interface until patched.

CISA's required actionApply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
Is it on your estate?

Know before someone else finds it

Threat Landscape Monitoring fingerprints the software your internet-facing hosts disclose and matches it, every day, against this list and the exploitation scores. When a new entry touches something you run, you are told once, with the host and the fix. The free plan covers one domain.

Questions

CVE-2025-64446 in short

Is CVE-2025-64446 being exploited?

Yes. CISA added CVE-2025-64446 to its Known Exploited Vulnerabilities catalogue on 14 November 2025, which it does only on evidence of exploitation in the wild.

What is the CISA deadline for CVE-2025-64446?

US federal agencies must remediate it by 21 November 2025. Everyone else should treat that date as the latest safe point to patch an internet-facing system.

How likely is CVE-2025-64446 to be exploited in the next 30 days?

FIRST's Exploit Prediction Scoring System gives it 91%, the 99th percentile of every CVE it scores.

How do I fix CVE-2025-64446?

Apply the vendor fix. Assume files readable through the flaw were read: rotate secrets and keys stored on the system. Restrict access to the interface until patched.

Same vendor

Other Fortinet vulnerabilities being exploited

CVEProductTypeListed
CVE-2025-61624Multiple Productspath traversal16 October 2026
CVE-2026-104286FortiMailpath traversal1 October 2026
CVE-2025-25249Multiple Productsmemory corruption9 September 2026
CVE-2025-68686FortiOSexploited vulnerability27 July 2026
CVE-2026-25089FortiSandboxcommand injection16 July 2026
CVE-2026-39808FortiSandboxcommand injection16 July 2026

Sources: CISA Known Exploited Vulnerabilities catalogue (released 10 November 2026) and FIRST EPSS. Page compiled automatically by SAK T.L.M, the threat-intelligence tool of SAK T.E.C, on 13 November 2026.

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