CVE-2025-59718CISA KEV

Fortinet Multiple Products Improper Verification of Cryptographic Signature Vulnerability

CISA lists this Fortinet Multiple Products vulnerability as known exploited. Check the cited references and original publisher guidance for affected products and remediation.

CISA KEV CISA-cited reference NVD

CISA catalog record

Fortinet FortiOS, FortiSwitchMaster, FortiProxy, and FortiWeb contain an improper verification of cryptographic signature vulnerability that may allow an unauthenticated attacker to bypass the FortiCloud SSO login authentication via a crafted SAML message. Please be aware that CVE-2025-59719 pertains to the same problem and is mentioned in the same vendor advisory. Ensure to apply all patches mentioned in the advisory.

Product: Multiple Products
Added to KEV: 16 Dec 2025
Federal remediation due: 23 Dec 2025
Known ransomware use: Not reported

Page history

Changes are dated when recorded; day views use the last saved version from that UTC day, and citations stay fixed.

Cite this version

Field-level log (4)

Up to 100 recent field edits are shown; older edits may be outside retention.

29 Oct 2026 · 20:19:26 UTC Link: Vendor advisoryhttps://fortiguard.fortinet.com/psirt/FG-IR-25-647 → No longer listed in this observation
29 Oct 2026 · 20:19:26 UTC Link: CISA-cited referencehttps://fortiguard.fortinet.com/psirt/FG-IR-25-647
23 Oct 2026 · 09:33:49 UTC Source coverage: cisa-kevIncomplete → Current
23 Oct 2026 · 08:31:50 UTC Source coverage: cisa-kevCurrent → Incomplete

Explore global source statements, affected packages and advisory history for CVE-2025-59718. The catalog has a separate collection scope from Microsoft release records.

cve-program · CVE-2025-59718

Published

FortiSwitchManager

Vendor product

Original vendor version evidence · not evaluated as a NuGet range

{
                    "vendor": "Fortinet",
                    "product": "FortiSwitchManager",
                    "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:*:*:*:*:*:*:*"
                    ],
                    "defaultStatus": "unaffected",
                    "versions": [
                        {
                            "versionType": "semver",
                            "version": "7.2.0",
                            "lessThanOrEqual": "7.2.6",
                            "status": "affected"
                        },
                        {
                            "versionType": "semver",
                            "version": "7.0.0",
                            "lessThanOrEqual": "7.0.5",
                            "status": "affected"
                        }
                    ]
                }

FortiOS

Vendor product

Original vendor version evidence · not evaluated as a NuGet range

{
                    "vendor": "Fortinet",
                    "product": "FortiOS",
                    "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:*:*:*:*:*:*:*"
                    ],
                    "defaultStatus": "unaffected",
                    "versions": [
                        {
                            "versionType": "semver",
                            "version": "7.6.0",
                            "lessThanOrEqual": "7.6.3",
                            "status": "affected"
                        },
                        {
                            "versionType": "semver",
                            "version": "7.4.0",
                            "lessThanOrEqual": "7.4.8",
                            "status": "affected"
                        },
                        {
                            "versionType": "semver",
                            "version": "7.2.0",
                            "lessThanOrEqual": "7.2.11",
                            "status": "affected"
                        },
                        {
                            "versionType": "semver",
                            "version": "7.0.0",
                            "lessThanOrEqual": "7.0.17",
                            "status": "affected"
                        }
                    ]
                }

FortiProxy

Vendor product

Original vendor version evidence · not evaluated as a NuGet range

{
                    "vendor": "Fortinet",
                    "product": "FortiProxy",
                    "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:*:*:*:*:*:*:*"
                    ],
                    "defaultStatus": "unaffected",
                    "versions": [
                        {
                            "versionType": "semver",
                            "version": "7.6.0",
                            "lessThanOrEqual": "7.6.3",
                            "status": "affected"
                        },
                        {
                            "versionType": "semver",
                            "version": "7.4.0",
                            "lessThanOrEqual": "7.4.10",
                            "status": "affected"
                        },
                        {
                            "versionType": "semver",
                            "version": "7.2.0",
                            "lessThanOrEqual": "7.2.14",
                            "status": "affected"
                        },
                        {
                            "versionType": "semver",
                            "version": "7.0.0",
                            "lessThanOrEqual": "7.0.21",
                            "status": "affected"
                        }
                    ]
                }

Original source record · Cite this exact observation · Complete original publisher JSON