CVE-2025-59719

9.8 criticalEPSS 29%

Critical (9.8) in fortinet fortiweb. EPSS 29% chance of exploitation in the next 30 days.

An improper verification of cryptographic signature vulnerability in Fortinet FortiWeb 8.0.0, FortiWeb 7.6.0 through 7.6.4, FortiWeb 7.4.0 through 7.4.9 may allow an unauthenticated attacker to bypass the FortiCloud SSO login authentication via a crafted SAML response message.

Severity

CVSS 3.1

9.8 critical

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

EPSS: 29% chance of exploitation in the next 30 days; higher than 98% of CVEs (scores of 2026-10-31)
CWE: CWE-347
Published: 2025-12-09
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

fortinet:fortiweb

References

https://fortiguard.fortinet.com/psirt/FG-IR-25-647
https://cert-portal.siemens.com/productcert/html/ssa-864900.html

Check your stack JSON