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CVE-2026-126181 fortinet fortimanager: Use of Hard-coded Credentials

8.0 highEPSS 0.1%

High (8.0) in fortinet fortimanager. EPSS 0.1% estimated probability of exploitation activity in the next 30 days.

On this page
A use of hard-coded credentials vulnerability in Fortinet FortiManager 8.0.0 through 8.0.1, FortiManager 7.6.0 through 7.6.7, FortiManager 7.4.0 through 7.4.11, FortiManager 7.2 all versions may allow an adjacent-network authenticated attacker with user permission to join the FGFM configuration-sync mesh of the affected FortiGate deployment via the default pre-shared key.

Severity

CVSS 3.1

8.0 high
CVSS:3.1/AV:A/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H
EPSS
0.1% estimated probability of exploitation activity in the next 30 days; 3rd percentile. Scored 2026-11-13. A forecast for this CVE across the internet, not for your own systems.
CWE
CWE-798 Use of Hard-coded Credentials
OWASP Top 10
A07:2025 Authentication Failures
Published
Modified
Assigned by
fortinet (CNA)
NVD analysis
Awaiting analysis
Record from
the NVD, synced

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Affected

Versions

From the CNA's record in the CVE List.

ProductAffected
Fortinet FortiManagerfrom 8.0.0 through 8.0.1
Fortinet FortiManagerfrom 7.6.0 through 7.6.7
Fortinet FortiManagerfrom 7.4.0 through 7.4.11
Fortinet FortiManagerfrom 7.2.0 through 7.2.13

Attack patterns (CAPEC)

  • CAPEC-70 Try Common or Default Usernames and Passwords Likelihood: Medium · Severity: High
  • CAPEC-191 Read Sensitive Constants Within an Executable Severity: Low

The attack patterns MITRE's CAPEC relates to this record's weaknesses, as MITRE names them. Credits.

References

Check your stackJSON