CVE-2025-25249CISA KEV

Fortinet Multiple Products Heap-based Buffer Overflow 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, FortiSwitchManager, and FortiSASE contain a heap-based buffer overflow vulnerability that allows an attacker to execute unauthorized code or commands via specially crafted packets.

Product: Multiple Products
Added to KEV: 9 Sep 2026
Federal remediation due: 12 Sep 2026
Known ransomware use: Not reported

Page history

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Cite this version

Field-level log (4)

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29 Oct 2026 · 20:19:26 UTC Link: Vendor advisoryhttps://fortiguard.fortinet.com/psirt/FG-IR-25-084 → No longer listed in this observation
29 Oct 2026 · 20:19:26 UTC Link: CISA-cited referencehttps://fortiguard.fortinet.com/psirt/FG-IR-25-084
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-2025-25249. The catalog has a separate collection scope from Microsoft release records.

cve-program · CVE-2025-25249

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:7.2.5:*:*:*:*:*:*:*",
                        "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:*:*:*:*:*:*:*"
                    ],
                    "defaultStatus": "unaffected",
                    "versions": [
                        {
                            "versionType": "semver",
                            "version": "7.2.2",
                            "lessThanOrEqual": "7.2.5",
                            "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:7.6.2:*:*:*:*:*:*:*",
                        "cpe:2.3:o:fortinet:fortios:7.6.1:*:*:*:*:*:*:*",
                        "cpe:2.3:o:fortinet:fortios:7.6.0:*:*:*:*:*:*:*",
                        "cpe:2.3:o:fortinet:fortios:7.4.7:*:*:*:*:*:*:*",
                        "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:*:*:*:*:*:*:*"
                    ],
                    "defaultStatus": "unaffected",
                    "versions": [
                        {
                            "versionType": "semver",
                            "version": "7.6.0",
                            "lessThanOrEqual": "7.6.2",
                            "status": "affected"
                        },
                        {
                            "versionType": "semver",
                            "version": "7.4.0",
                            "lessThanOrEqual": "7.4.7",
                            "status": "affected"
                        },
                        {
                            "versionType": "semver",
                            "version": "7.2.4",
                            "lessThanOrEqual": "7.2.11",
                            "status": "affected"
                        }
                    ]
                }

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