CVE-2026-126181

HIGHCVSS 8/10EPSS 0.13%

Last modified

CVE-2026-126181 is a high-severity vulnerability rated 8/10 on the CVSS scale. 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.. EPSS estimates a 0.13% chance of exploitation in the next 30 days.

Description

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.

Metrics

EPSS Probability
0.13%

2.7th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Source: CNA advisory (CVE.org). NVD analysis pending.

VendorProductVersions
FortinetFortiManager>= 8.0.0, <= 8.0.1; >= 7.6.0, <= 7.6.7; >= 7.4.0, <= 7.4.11; >= 7.2.0, <= 7.2.13

References

Timeline

Published
Last Modified
Status
Awaiting Analysis

Frequently Asked Questions

What is CVE-2026-126181?
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.
How severe is CVE-2026-126181?
CVE-2026-126181 has a CVSS score of 8/10 (HIGH severity). The EPSS model estimates a 0.13% probability of exploitation in the next 30 days.
How do I fix CVE-2026-126181?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

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Source: NVD / NIST