CVE-2024-26009

Description

An authentication bypass using an alternate path or channel [CWE-288] vulnerability in Fortinet FortiOS 6.4.0 through 6.4.15, FortiOS 6.2.0 through 6.2.16, FortiOS 6.0 all versions, FortiPAM 1.2.0, FortiPAM 1.1.0 through 1.1.2, FortiPAM 1.0.0 through 1.0.3, FortiProxy 7.4.0 through 7.4.2, FortiProxy 7.2.0 through 7.2.8, FortiProxy 7.0.0 through 7.0.15, FortiSwitchManager 7.2.0 through 7.2.3, FortiSwitchManager 7.0.0 through 7.0.3 allows an unauthenticated attacker to seize control of a managed device via crafted FGFM requests, if the device is managed by a FortiManager, and if the attacker knows that FortiManager's serial number.

Overview

State: PUBLISHED
Assigner (CNA): fortinet
CVSS severity: HIGH
CVSS score: 7.9 / 10
CVSS vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H/E:F/RL:O/RC:C
Effective score: 7.9 / 10 HIGH source: CNA overview
CWE(s): CWE-288
Reserved: 2024-02-14
Published: 2025-08-12 20:59 UTC
Last updated: 2026-04-20 09:54 UTC
Source: https://raw.githubusercontent.com/CVEProject/cvelistV5/main/cves/2024/26xxx/CVE-2024-26009.json
Linked Threat: CVE-2024-26009 — CVE-2024-26009

NVD triage scoring NVD CVE 2.0

Layer NVD adds on top of the CNA's CVE record — published / last-modified timestamps, exploitability / impact subscores, and the FIRST.org EPSS probability that this CVE will be exploited in the wild in the next 30 days.

NVD published: 2025-08-12 19:15:27 UTC
NVD last modified: 2026-06-17 07:16:54 UTC
NVD CVSS v3.1: 8.1 / 10 HIGH source: psirt@fortinet.com
NVD CVSS vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Exploitability subscore: 2.2 / 10
Impact subscore: 5.9 / 10
EPSS score: 0.0057 (probability of exploitation in next 30 days)
EPSS percentile: 43.86% vs all CVEs — higher = more likely to be exploited, as of 2026-07-27

European Union Vulnerability Database ENISA EUVD

ENISA's official EU repository for curated vulnerability intelligence. Carries a separate identifier (EUVD-YYYY-NNNN) and frequently exposes an earlier-published description + CVSS than NVD does.

EUVD ID: EUVD-2024-23305
Assigner: fortinet
Published: Aug 12, 2025, 6:59:47 PM
Updated: Apr 20, 2026, 7:54:41 AM
EUVD base score (CVSS 3.1): 7.9 / 10
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H/E:F/RL:O/RC:C
EUVD-reported EPSS: 0.1400
Vendors: Fortinet
Products: FortiPAM (1.1.0 ≤1.1.2)

FortiPAM (1.2.0)

FortiOS (6.2.0 ≤6.2.16)

FortiOS (6.4.0 ≤6.4.15)

FortiProxy (7.0.0 ≤7.0.15)

FortiProxy (7.4.0 ≤7.4.2)

FortiSwitchManager (7.0.0 ≤7.0.3)

FortiPAM (1.0.0 ≤1.0.3)

FortiProxy (7.2.0 ≤7.2.8)

FortiSwitchManager (7.2.0 ≤7.2.3)

FortiOS (6.0.0 ≤6.0.18)
Aliases: GHSA-g3r6-2cv3-63vw

ENISA description: An authentication bypass using an alternate path or channel [CWE-288] vulnerability in Fortinet FortiOS 6.4.0 through 6.4.15, FortiOS 6.2.0 through 6.2.16, FortiOS 6.0 all versions, FortiPAM 1.2.0, FortiPAM 1.1.0 through 1.1.2, FortiPAM 1.0.0 through 1.0.3, FortiProxy 7.4.0 through 7.4.2, FortiProxy 7.2.0 through 7.2.8, FortiProxy 7.0.0 through 7.0.15, FortiSwitchManager 7.2.0 through 7.2.3, FortiSwitchManager 7.0.0 through 7.0.3 allows an unauthenticated attacker to seize control of a managed device via crafted FGFM requests, if the device is managed by a FortiManager, and if the attacker knows that FortiManager's serial number.

EUVD references (1)

https://fortiguard.fortinet.com/psirt/FG-IR-24-042

Affected products (4)

Vendor	Product	Versions	Platforms
Fortinet	FortiProxy	`7.4.0` (affected), `7.2.0` (affected), `7.0.0` (affected)	—
Fortinet	FortiOS	`6.4.0` (affected), `6.2.0` (affected), `6.0.0` (affected)	—
Fortinet	FortiPAM	`1.2.0` (affected), `1.1.0` (affected), `1.0.0` (affected)	—
Fortinet	FortiSwitchManager	`7.2.0` (affected), `7.0.0` (affected)	—

Affected products — CPE 2.3 (4) NVD

NVD's normalized CPE 2.3 matchers, used by vendor tools (vulnerability scanners, asset managers) for automated detection. Compare with the CNA's free-text "Affected products" section above.

cpe:2.3:a:fortinet:fortiswitchmanager:*:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortiproxy:*:*:*:*:*:*:*:*
cpe:2.3:o:fortinet:fortipam:*:*:*:*:*:*:*:*
cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:*

Vendor references (1)

References embedded in the original CVE record by the assigning CNA.

https://fortiguard.fortinet.com/psirt/FG-IR-24-042

Web references (5)

DuckDuckGo results ranked by threat-intel / vendor advisory domains. Generated by the 🔎 Find references (web) button above — same flow as the Remediations search.

http://cwe.mitre.org/data/definitions/288.html rapid7:cwe.mitre.org
https://attackerkb.com/topics/CVE-2024-26009 rapid7:attackerkb.com
https://euvd.enisa.europa.eu/vulnerability/EUVD-2024-23305 rapid7:euvd.enisa.europa.eu
https://fortiguard.fortinet.com/psirt/FG-IR-24-042 rapid7:fortiguard.fortinet.com
https://www.cve.org/CVERecord?id=CVE-2024-26009 rapid7:www.cve.org

NVD-tagged references (1)

Reference list NVD curates from the CNA record, vendor advisories, and third-party reports. The tag chips below are NVD's analyst-assigned categories.

https://fortiguard.fortinet.com/psirt/FG-IR-24-042 psirt@fortinet.com Vendor Advisory

Remediations (17)

Remediations are stored against the linked Threat row; the list below is deduplicated across both pages.

CVE-2024-26009 - vulnerability database | Vulners.com

web:vulners.com

CVE-2024-26009 describes an authentication bypass in Fortinet products (FortiOS, FortiProxy, FortiPAM) exploitable via FGFM requests when the device is managed by FortiManager and the attacker knows the FortiManager serial number. Affected: FortiO...

2026-07-16 08:09 UTC
Patch Tuesday Archives - Lansweeper

web:www.lansweeper.com

Patch Tuesday Microsoft report by Lansweeper. get an overview from all the Microsoft Patch Tuesday 's and fix the vulnerabilities.

2026-07-16 08:09 UTC
Microsoft Technical Security Notifications

web:www.microsoft.com

Security Update Guide Notifications Microsoft's free Security Update Guide Notifications provide links to security-related software updates and notification of re-released security updates. These notifications are sent via email throughout the month as needed.

2026-07-16 08:09 UTC
Fortinet Releases Security Advisory for Authentication Bypass ...

web:digital.nhs.uk

CVE-2024-26009 could allow an unauthenticated attacker with knowledge of the FortiManager serial number to perform full device compromise of managed Fortinet devices using crafted FGFM requests. Organisations are encouraged to patch as soonas possible.

2026-07-16 08:09 UTC
Microsoft Patch Tuesday February 2026 - 54 Vulnerabilities Fixed ...

web:cybersecuritynews.com

Microsoft released its February 2026 Patch Tuesday updates on February 10, addressing 54 vulnerabilities, including six zero-days across Windows, Office, Azure, and developer tools.

2026-07-16 08:09 UTC
February's Patch Tuesday release fixes 59 flaws ... - Computerworld

web:www.computerworld.com

Each month, the team at Readiness analyzes the latest Patch Tuesday updates from Microsoft and provides detailed, actionable testing guidance. The company's Patch Tuesday release for February ...

2026-07-16 08:09 UTC
CVE-2024-26009 - Vulnerability Details - OpenCVE

web:app.opencve.io

An authentication bypass using an alternate path or channel [CWE-288] vulnerability in Fortinet FortiOS 6.4.0 through 6.4.15, FortiOS 6.2.0 through 6.2.16, FortiOS 6. ...

2026-07-16 08:09 UTC
Oracle Critical Patch Update Advisory - April 2026

web:www.oracle.com

This Critical Patch Update contains 481 new security patches across the product families listed below. Please note that an MOS note summarizing the content of this Critical Patch Update and other Oracle Software Security Assurance activities is located at April 2026 Critical Patch Update: Executive Summary and Analysis.

2026-05-22 09:03 UTC
Microsoft Patches 83 Vulnerabilities - SecurityWeek

web:www.securityweek.com

Microsoft has rolled out fixes for 83 vulnerabilities in its products, including a critical bug, but none of them require urgent attention.

2026-05-22 09:03 UTC
Microsoft Issues Massive Windows Patch for 160+ Bugs ... - TechRepublic

web:www.techrepublic.com

Microsoft's April 2026 Patch Tuesday fixes 165 vulnerabilities, including two zero-days, in one of the company's largest monthly security updates.

2026-05-22 09:03 UTC
Windows 11 April 2026 Update tested: What's new, improved and fixed

web:www.windowslatest.com

Windows 11 April 2026 update adds Narrator Copilot support, faster Settings, File Explorer fixes, and key security improvements.

2026-05-22 09:03 UTC
Patch Tuesday, May 2026 Edition - Krebs on Security

web:krebsonsecurity.com

Microsoft expects that exploitation is more likely. May's Patch Tuesday is a welcome respite from April, which saw Microsoft fix a near-record 167 security flaws.

2026-05-22 09:03 UTC
Nvd - Cve-2024-26009

web:nvd.nist.gov

An official website of the United States government Here's how you know

2026-05-22 09:03 UTC
Security Update Guide - Loading - Microsoft

web:portal.msrc.microsoft.com

The Security Update Guide provides information on the latest Microsoft security updates, helping users understand and address potential vulnerabilities effectively.

2026-05-22 09:03 UTC
Microsoft Patches Two Actively Exploited Defender Zero-Days on Windows

web:windowsreport.com

Microsoft patched two actively exploited Defender zero-days affecting Windows systems and security components.

2026-05-22 09:03 UTC
Microsoft warns of new Defender zero-days exploited in attacks

web:www.bleepingcomputer.com

On Wednesday, Microsoft started rolling out security patches for two Defender vulnerabilities that have been exploited in zero-day attacks.

2026-05-22 09:03 UTC
2 New Microsoft Defender Zero-Days Exploited—Patch Now ... - Forbes

web:www.forbes.com

Microsoft has confirmed an emergency security update as CISA warns that two new Defender zero-days are being exploited by attackers.

2026-05-22 09:03 UTC

AI Forensic Analysis

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Raw JSON

The full cvelistV5 record. Download as CVE-2024-26009.json.

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                  },
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                  }
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                "role": "CISA Coordinator",
                "timestamp": "2025-08-13T15:04:27.218508Z",
                "version": "2.0.3"
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          "product": "FortiSwitchManager",
          "vendor": "Fortinet",
          "versions": [
            {
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              "status": "affected",
              "version": "7.2.0",
              "versionType": "semver"
            },
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              "status": "affected",
              "version": "7.0.0",
              "versionType": "semver"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "An authentication bypass using an alternate path or channel [CWE-288] vulnerability in Fortinet FortiOS 6.4.0 through 6.4.15, FortiOS 6.2.0 through 6.2.16, FortiOS 6.0 all versions, FortiPAM 1.2.0, FortiPAM 1.1.0 through 1.1.2, FortiPAM 1.0.0 through 1.0.3, FortiProxy 7.4.0 through 7.4.2, FortiProxy 7.2.0 through 7.2.8, FortiProxy 7.0.0 through 7.0.15, FortiSwitchManager 7.2.0 through 7.2.3, FortiSwitchManager 7.0.0 through 7.0.3 allows an unauthenticated attacker to seize control of a managed device via crafted FGFM requests, if the device is managed by a FortiManager, and if the attacker knows that FortiManager's serial number."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "HIGH",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 7.9,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H/E:F/RL:O/RC:C",
            "version": "3.1"
          },
          "format": "CVSS"
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-288",
              "description": "Execute unauthorized code or commands",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-04-20T07:54:41.800Z",
        "orgId": "6abe59d8-c742-4dff-8ce8-9b0ca1073da8",
        "shortName": "fortinet"
      },
      "references": [
        {
          "name": "https://fortiguard.fortinet.com/psirt/FG-IR-24-042",
          "url": "https://fortiguard.fortinet.com/psirt/FG-IR-24-042"
        }
      ],
      "solutions": [
        {
          "lang": "en",
          "value": "Upgrade to FortiSwitchManager version 7.2.4 or above\nUpgrade to FortiSwitchManager version 7.0.4 or above\nUpgrade to FortiOS version 6.4.16 or above\nUpgrade to FortiOS version 6.2.17 or above\nUpgrade to FortiManager version 7.0.12 or above\nUpgrade to FortiManager version 6.4.15 or above\nUpgrade to FortiPAM version 1.3.0 or above\nUpgrade to FortiProxy version 7.4.3 or above\nUpgrade to FortiProxy version 7.2.9 or above\nUpgrade to FortiProxy version 7.0.16 or above"
        }
      ]
    }
  },
  "cveMetadata": {
    "assignerOrgId": "6abe59d8-c742-4dff-8ce8-9b0ca1073da8",
    "assignerShortName": "fortinet",
    "cveId": "CVE-2024-26009",
    "datePublished": "2025-08-12T18:59:47.462Z",
    "dateReserved": "2024-02-14T09:18:43.245Z",
    "dateUpdated": "2026-04-20T07:54:41.800Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}