Critical

CVE-2025-59718

Type: advisorySource: Official CVE ListKnown exploited1 source record

A improper verification of cryptographic signature vulnerability in Fortinet FortiOS 7.6.0 through 7.6.3, FortiOS 7.4.0 through 7.4.8, FortiOS 7.2.0 through 7.2.11, FortiOS 7.0.0 through 7.0.17, FortiProxy 7.6.0 through 7.6.3, FortiProxy 7.4.0 through 7.4.10, FortiProxy 7.2.0 through 7.2.14, FortiProxy 7.0.0 through 7.0.21, FortiSwitchManager 7.2.0 through 7.2.6, FortiSwitchManager 7.0.0 through 7.0.5 allows an unauthenticated attacker to bypass the FortiCloud SSO login authentication via a crafted SAML response message.

Announced 9 Dec 2025Group revision 1

Original source ↗

CVE-2025-59718

Primary source · Revision 1

Imported from structured advisory data. Source references identify upstream records or fields; verify affected versions and your deployed configuration.

Security context

Source reference: cve:CVE-2025-59718

FortiSwitchManager

Source reference: /containers/cna/affected/0/product

Affected versions: Not stated in this record
Fixed versions: Not stated in this record
Prerequisites: Not stated in this record

FortiOS

Source reference: /containers/cna/affected/1/product

Affected versions: Not stated in this record
Fixed versions: Not stated in this record
Prerequisites: Not stated in this record

FortiProxy

Source reference: /containers/cna/affected/2/product

Affected versions: Not stated in this record
Fixed versions: Not stated in this record
Prerequisites: Not stated in this record

Structured affected-version data

Original package identities and version rules from this source.

[
  {
    "cpes": [
      "cpe:2.3:a:fortinet:fortiswitchmanager:7.2.6:*:*:*:*:*:*:*",
      "cpe:2.3:a:fortinet:fortiswitchmanager:7.2.5:*:*:*:*:*:*:*",
      "cpe:2.3:a:fortinet:fortiswitchmanager:7.2.4:*:*:*:*:*:*:*",
      "cpe:2.3:a:fortinet:fortiswitchmanager:7.2.3:*:*:*:*:*:*:*",
      "cpe:2.3:a:fortinet:fortiswitchmanager:7.2.2:*:*:*:*:*:*:*",
      "cpe:2.3:a:fortinet:fortiswitchmanager:7.2.1:*:*:*:*:*:*:*",
      "cpe:2.3:a:fortinet:fortiswitchmanager:7.2.0:*:*:*:*:*:*:*",
      "cpe:2.3:a:fortinet:fortiswitchmanager:7.0.5:*:*:*:*:*:*:*",
      "cpe:2.3:a:fortinet:fortiswitchmanager:7.0.4:*:*:*:*:*:*:*",
      "cpe:2.3:a:fortinet:fortiswitchmanager:7.0.3:*:*:*:*:*:*:*",
      "cpe:2.3:a:fortinet:fortiswitchmanager:7.0.2:*:*:*:*:*:*:*",
      "cpe:2.3:a:fortinet:fortiswitchmanager:7.0.1:*:*:*:*:*:*:*",
      "cpe:2.3:a:fortinet:fortiswitchmanager:7.0.0:*:*:*:*:*:*:*"
    ],
    "vendor": "Fortinet",
    "product": "FortiSwitchManager",
    "versions": [
      {
        "status": "affected",
        "version": "7.2.0",
        "versionType": "semver",
        "lessThanOrEqual": "7.2.6"
      },
      {
        "status": "affected",
        "version": "7.0.0",
        "versionType": "semver",
        "lessThanOrEqual": "7.0.5"
      }
    ],
    "defaultStatus": "unaffected"
  },
  {
    "cpes": [
      "cpe:2.3:o:fortinet:fortios:7.6.3:*:*:*:*:*:*:*",
      "cpe:2.3:o:fortinet:fortios:7.6.2:*:*:*:*:*:*:*",
      "cpe:2.3:o:fortinet:fortios:7.6.1:*:*:*:*:*:*:*",
      "cpe:2.3:o:fortinet:fortios:7.6.0:*:*:*:*:*:*:*",
      "cpe:2.3:o:fortinet:fortios:7.4.8:*:*:*:*:*:*:*",
      "cpe:2.3:o:fortinet:fortios:7.4.7:*:*:*:*:*:*:*",
      "cpe:2.3:o:fortinet:fortios:7.4.6:*:*:*:*:*:*:*",
      "cpe:2.3:o:fortinet:fortios:7.4.5:*:*:*:*:*:*:*",
      "cpe:2.3:o:fortinet:fortios:7.4.4:*:*:*:*:*:*:*",
      "cpe:2.3:o:fortinet:fortios:7.4.3:*:*:*:*:*:*:*",
      "cpe:2.3:o:fortinet:fortios:7.4.2:*:*:*:*:*:*:*",
      "cpe:2.3:o:fortinet:fortios:7.4.1:*:*:*:*:*:*:*",
      "cpe:2.3:o:fortinet:fortios:7.4.0:*:*:*:*:*:*:*",
      "cpe:2.3:o:fortinet:fortios:7.2.11:*:*:*:*:*:*:*",
      "cpe:2.3:o:fortinet:fortios:7.2.10:*:*:*:*:*:*:*",
      "cpe:2.3:o:fortinet:fortios:7.2.9:*:*:*:*:*:*:*",
      "cpe:2.3:o:fortinet:fortios:7.2.8:*:*:*:*:*:*:*",
      "cpe:2.3:o:fortinet:fortios:7.2.7:*:*:*:*:*:*:*",
      "cpe:2.3:o:fortinet:fortios:7.2.6:*:*:*:*:*:*:*",
      "cpe:2.3:o:fortinet:fortios:7.2.5:*:*:*:*:*:*:*",
      "cpe:2.3:o:fortinet:fortios:7.2.4:*:*:*:*:*:*:*",
      "cpe:2.3:o:fortinet:fortios:7.2.3:*:*:*:*:*:*:*",
      "cpe:2.3:o:fortinet:fortios:7.2.2:*:*:*:*:*:*:*",
      "cpe:2.3:o:fortinet:fortios:7.2.1:*:*:*:*:*:*:*",
      "cpe:2.3:o:fortinet:fortios:7.2.0:*:*:*:*:*:*:*",
      "cpe:2.3:o:fortinet:fortios:7.0.17:*:*:*:*:*:*:*",
      "cpe:2.3:o:fortinet:fortios:7.0.16:*:*:*:*:*:*:*",
      "cpe:2.3:o:fortinet:fortios:7.0.15:*:*:*:*:*:*:*",
      "cpe:2.3:o:fortinet:fortios:7.0.14:*:*:*:*:*:*:*",
      "cpe:2.3:o:fortinet:fortios:7.0.13:*:*:*:*:*:*:*",
      "cpe:2.3:o:fortinet:fortios:7.0.12:*:*:*:*:*:*:*",
      "cpe:2.3:o:fortinet:fortios:7.0.11:*:*:*:*:*:*:*",
      "cpe:2.3:o:fortinet:fortios:7.0.10:*:*:*:*:*:*:*",
      "cpe:2.3:o:fortinet:fortios:7.0.9:*:*:*:*:*:*:*",
      "cpe:2.3:o:fortinet:fortios:7.0.8:*:*:*:*:*:*:*",
      "cpe:2.3:o:fortinet:fortios:7.0.7:*:*:*:*:*:*:*",
      "cpe:2.3:o:fortinet:fortios:7.0.6:*:*:*:*:*:*:*",
      "cpe:2.3:o:fortinet:fortios:7.0.5:*:*:*:*:*:*:*",
      "cpe:2.3:o:fortinet:fortios:7.0.4:*:*:*:*:*:*:*",
      "cpe:2.3:o:fortinet:fortios:7.0.3:*:*:*:*:*:*:*",
      "cpe:2.3:o:fortinet:fortios:7.0.2:*:*:*:*:*:*:*",
      "cpe:2.3:o:fortinet:fortios:7.0.1:*:*:*:*:*:*:*",
      "cpe:2.3:o:fortinet:fortios:7.0.0:*:*:*:*:*:*:*"
    ],
    "vendor": "Fortinet",
    "product": "FortiOS",
    "versions": [
      {
        "status": "affected",
        "version": "7.6.0",
        "versionType": "semver",
        "lessThanOrEqual": "7.6.3"
      },
      {
        "status": "affected",
        "version": "7.4.0",
        "versionType": "semver",
        "lessThanOrEqual": "7.4.8"
      },
      {
        "status": "affected",
        "version": "7.2.0",
        "versionType": "semver",
        "lessThanOrEqual": "7.2.11"
      },
      {
        "status": "affected",
        "version": "7.0.0",
        "versionType": "semver",
        "lessThanOrEqual": "7.0.17"
      }
    ],
    "defaultStatus": "unaffected"
  },
  {
    "cpes": [
      "cpe:2.3:a:fortinet:fortiproxy:7.6.3:*:*:*:*:*:*:*",
      "cpe:2.3:a:fortinet:fortiproxy:7.6.2:*:*:*:*:*:*:*",
      "cpe:2.3:a:fortinet:fortiproxy:7.6.1:*:*:*:*:*:*:*",
      "cpe:2.3:a:fortinet:fortiproxy:7.6.0:*:*:*:*:*:*:*",
      "cpe:2.3:a:fortinet:fortiproxy:7.4.10:*:*:*:*:*:*:*",
      "cpe:2.3:a:fortinet:fortiproxy:7.4.9:*:*:*:*:*:*:*",
      "cpe:2.3:a:fortinet:fortiproxy:7.4.8:*:*:*:*:*:*:*",
      "cpe:2.3:a:fortinet:fortiproxy:7.4.7:*:*:*:*:*:*:*",
      "cpe:2.3:a:fortinet:fortiproxy:7.4.6:*:*:*:*:*:*:*",
      "cpe:2.3:a:fortinet:fortiproxy:7.4.5:*:*:*:*:*:*:*",
      "cpe:2.3:a:fortinet:fortiproxy:7.4.4:*:*:*:*:*:*:*",
      "cpe:2.3:a:fortinet:fortiproxy:7.4.3:*:*:*:*:*:*:*",
      "cpe:2.3:a:fortinet:fortiproxy:7.4.2:*:*:*:*:*:*:*",
      "cpe:2.3:a:fortinet:fortiproxy:7.4.1:*:*:*:*:*:*:*",
      "cpe:2.3:a:fortinet:fortiproxy:7.4.0:*:*:*:*:*:*:*",
      "cpe:2.3:a:fortinet:fortiproxy:7.2.14:*:*:*:*:*:*:*",
      "cpe:2.3:a:fortinet:fortiproxy:7.2.13:*:*:*:*:*:*:*",
      "cpe:2.3:a:fortinet:fortiproxy:7.2.12:*:*:*:*:*:*:*",
      "cpe:2.3:a:fortinet:fortiproxy:7.2.11:*:*:*:*:*:*:*",
      "cpe:2.3:a:fortinet:fortiproxy:7.2.10:*:*:*:*:*:*:*",
      "cpe:2.3:a:fortinet:fortiproxy:7.2.9:*:*:*:*:*:*:*",
      "cpe:2.3:a:fortinet:fortiproxy:7.2.8:*:*:*:*:*:*:*",
      "cpe:2.3:a:fortinet:fortiproxy:7.2.7:*:*:*:*:*:*:*",
      "cpe:2.3:a:fortinet:fortiproxy:7.2.6:*:*:*:*:*:*:*",
      "cpe:2.3:a:fortinet:fortiproxy:7.2.5:*:*:*:*:*:*:*",
      "cpe:2.3:a:fortinet:fortiproxy:7.2.4:*:*:*:*:*:*:*",
      "cpe:2.3:a:fortinet:fortiproxy:7.2.3:*:*:*:*:*:*:*",
      "cpe:2.3:a:fortinet:fortiproxy:7.2.2:*:*:*:*:*:*:*",
      "cpe:2.3:a:fortinet:fortiproxy:7.2.1:*:*:*:*:*:*:*",
      "cpe:2.3:a:fortinet:fortiproxy:7.2.0:*:*:*:*:*:*:*",
      "cpe:2.3:a:fortinet:fortiproxy:7.0.21:*:*:*:*:*:*:*",
      "cpe:2.3:a:fortinet:fortiproxy:7.0.20:*:*:*:*:*:*:*",
      "cpe:2.3:a:fortinet:fortiproxy:7.0.19:*:*:*:*:*:*:*",
      "cpe:2.3:a:fortinet:fortiproxy:7.0.18:*:*:*:*:*:*:*",
      "cpe:2.3:a:fortinet:fortiproxy:7.0.17:*:*:*:*:*:*:*",
      "cpe:2.3:a:fortinet:fortiproxy:7.0.16:*:*:*:*:*:*:*",
      "cpe:2.3:a:fortinet:fortiproxy:7.0.15:*:*:*:*:*:*:*",
      "cpe:2.3:a:fortinet:fortiproxy:7.0.14:*:*:*:*:*:*:*",
      "cpe:2.3:a:fortinet:fortiproxy:7.0.13:*:*:*:*:*:*:*",
      "cpe:2.3:a:fortinet:fortiproxy:7.0.12:*:*:*:*:*:*:*",
      "cpe:2.3:a:fortinet:fortiproxy:7.0.11:*:*:*:*:*:*:*",
      "cpe:2.3:a:fortinet:fortiproxy:7.0.10:*:*:*:*:*:*:*",
      "cpe:2.3:a:fortinet:fortiproxy:7.0.9:*:*:*:*:*:*:*",
      "cpe:2.3:a:fortinet:fortiproxy:7.0.8:*:*:*:*:*:*:*",
      "cpe:2.3:a:fortinet:fortiproxy:7.0.7:*:*:*:*:*:*:*",
      "cpe:2.3:a:fortinet:fortiproxy:7.0.6:*:*:*:*:*:*:*",
      "cpe:2.3:a:fortinet:fortiproxy:7.0.5:*:*:*:*:*:*:*",
      "cpe:2.3:a:fortinet:fortiproxy:7.0.4:*:*:*:*:*:*:*",
      "cpe:2.3:a:fortinet:fortiproxy:7.0.3:*:*:*:*:*:*:*",
      "cpe:2.3:a:fortinet:fortiproxy:7.0.2:*:*:*:*:*:*:*",
      "cpe:2.3:a:fortinet:fortiproxy:7.0.1:*:*:*:*:*:*:*",
      "cpe:2.3:a:fortinet:fortiproxy:7.0.0:*:*:*:*:*:*:*"
    ],
    "vendor": "Fortinet",
    "product": "FortiProxy",
    "versions": [
      {
        "status": "affected",
        "version": "7.6.0",
        "versionType": "semver",
        "lessThanOrEqual": "7.6.3"
      },
      {
        "status": "affected",
        "version": "7.4.0",
        "versionType": "semver",
        "lessThanOrEqual": "7.4.10"
      },
      {
        "status": "affected",
        "version": "7.2.0",
        "versionType": "semver",
        "lessThanOrEqual": "7.2.14"
      },
      {
        "status": "affected",
        "version": "7.0.0",
        "versionType": "semver",
        "lessThanOrEqual": "7.0.21"
      }
    ],
    "defaultStatus": "unaffected"
  }
]

Related CVEs: CVE-2025-59718
Source reference: /cveMetadata/cveId

Publisher severity

critical

Source reference: /containers/cna/metrics

Linked CVE context

These ratings describe the referenced vulnerabilities and products. They are not a severity rating for every application using this dependency.

CVE-2025-59718 · Unrated

Multiple Products · Known exploited (CISA KEV)

Event: #27104 · Revision 1
Added to Heist Feed: Sun, 25 Oct 2026 07:20:09 GMT
Publisher date: Tue, 09 Dec 2025 17:20:11 GMT

Read the original announcement

Revision history

25 Oct 2026CVE-2025-59718 · Revision 1Source updated