How severe is CVE-2025-47856?

CVE-2025-47856 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-2025-47856 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (68th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-47856?

CVE-2025-47856 primarily affects Fortinet Fortivoice. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2025-47856?

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-2025-47856 have an EU (EUVD) identifier?

Yes. CVE-2025-47856 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-34219.

When was CVE-2025-47856 published?

CVE-2025-47856 was published on 2025-10-14 and last updated on 2026-06-17.

CVE-2025-47856

CVE-2025-47856 is a high-severity vulnerability in Fortinet Fortivoice 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% (68th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-34219
Weakness: CWE-78
Affected product: Fortinet Fortivoice
Published: 2025-10-14
Last modified: 2026-06-17

Description

Two improper neutralization of special elements used in an OS command ('OS Command Injection') vulnerabilities [CWE-78] in Fortinet FortiVoice version 7.2.0, 7.0.0 through 7.0.6 and before 6.4.10 allows a privileged attacker to execute arbitrary code or commands via crafted HTTP/HTTPS or CLI requests.

Frequently asked questions

What is CVE-2025-47856?: Two improper neutralization of special elements used in an OS command ('OS Command Injection') vulnerabilities [CWE-78] in Fortinet FortiVoice version 7.2.0, 7.0.0 through 7.0.6 and before 6.4.10 allows a privileged attacker to execute arbitrary code or commands via crafted HTTP/HTTPS or CLI requests.
How severe is CVE-2025-47856?: CVE-2025-47856 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-2025-47856 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (68th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-47856?: CVE-2025-47856 primarily affects Fortinet Fortivoice. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2025-47856?: 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-2025-47856 have an EU (EUVD) identifier?: Yes. CVE-2025-47856 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-34219.
When was CVE-2025-47856 published?: CVE-2025-47856 was published on 2025-10-14 and last updated on 2026-06-17.

References

https://fortiguard.fortinet.com/psirt/FG-IR-25-250

Affected products (2)

cpe:2.3:a:fortinet:fortivoice:*:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortivoice:7.2.0:*:*:*:*:*:*:*

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