Vulnerability

CVE-2025-64446

Fortinet FortiWeb: unauthenticated path traversal

Most severe levelDEFCON 3 · Substantial risk

Official data

CVSS 3.1
9.8 · criticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness
CWE-23
EPSS
91.08% probability of exploitation in the next 30 days, higher than 99% of CVEs
CISA KEV catalogue
Yes, since 14 November 2025

Sources: NVD (CVSS, weakness, publication), FIRST (EPSS), CISA (KEV catalogue).
Data read on 5 November 2026.

Timeline

  1. 14 November 2025Published on NVD
  2. 14 November 2025Added to the CISA KEV catalogue
  3. 15 November 2025First in the DefenceLevel briefing

In DefenceLevel briefings5 days

  • 9 April 2026New in the last 24 hoursDEFCON 4
  • 7 April 2026New in the last 24 hoursDEFCON 4
  • 17 November 2025Still ongoingDEFCON 4
  • 16 November 2025Still ongoingDEFCON 4
  • 15 November 2025New in the last 24 hoursDEFCON 3

Last 12 months.

The full analysis is in the briefingThe full analysis is in your archive

Why it matters now, who is affected and what to do: every day at 05:00 UTC, for subscribers.Why it matters, who is affected and what to do, as in the daily briefing.

More exploited Fortinet vulnerabilities

Official records: NVDCVE.org

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