How severe is CVE-2025-31104?

CVE-2025-31104 has a CVSS 3.x base score of 7.2, rated high severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2025-31104 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (65th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-31104?

CVE-2025-31104 affects Fortinet Fortiadc. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-31104?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

Does CVE-2025-31104 have an EU (EUVD) identifier?

Yes. CVE-2025-31104 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-17797.

When was CVE-2025-31104 published?

CVE-2025-31104 was published on 2025-06-10 and last updated on 2026-06-17.

CVE-2025-31104

CVE-2025-31104 is a high-severity vulnerability in Fortinet Fortiadc with a CVSS 3.x base score of 7.2. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-78.

Key facts

Severity: High (CVSS 3.x base score 7.2)
EPSS exploit prediction: 1% (65th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-17797
Weakness: CWE-78
Affected product: Fortinet Fortiadc
Published: 2025-06-10
Last modified: 2026-06-17

Description

An Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') vulnerability [CWE-78] in FortiADC 7.6.0 through 7.6.1, 7.4.0 through 7.4.6, 7.2.0 through 7.2.7, 7.1.0 through 7.1.4, 7.0 all versions, 6.2 all versions, 6.1 all versions may allow an authenticated attacker to execute unauthorized code via crafted HTTP requests.

Frequently asked questions

What is CVE-2025-31104?: An Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') vulnerability [CWE-78] in FortiADC 7.6.0 through 7.6.1, 7.4.0 through 7.4.6, 7.2.0 through 7.2.7, 7.1.0 through 7.1.4, 7.0 all versions, 6.2 all versions, 6.1 all versions may allow an authenticated attacker to execute unauthorized code via crafted HTTP requests.
How severe is CVE-2025-31104?: CVE-2025-31104 has a CVSS 3.x base score of 7.2, rated high severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2025-31104 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (65th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-31104?: CVE-2025-31104 affects Fortinet Fortiadc. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-31104?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
Does CVE-2025-31104 have an EU (EUVD) identifier?: Yes. CVE-2025-31104 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-17797.
When was CVE-2025-31104 published?: CVE-2025-31104 was published on 2025-06-10 and last updated on 2026-06-17.

References

https://fortiguard.fortinet.com/psirt/FG-IR-25-099

Affected products (1)

cpe:2.3:a:fortinet:fortiadc:*:*:*:*:*:*:*:*

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