How severe is CVE-2025-3499?

CVE-2025-3499 has a CVSS 3.x base score of 10.0, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2025-3499 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (59th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2025-3499?

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

Does CVE-2025-3499 have an EU (EUVD) identifier?

Yes. CVE-2025-3499 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-20794.

When was CVE-2025-3499 published?

CVE-2025-3499 was published on 2025-07-09 and last updated on 2026-06-17.

CVE-2025-3499

CVE-2025-3499 is a critical-severity vulnerability with a CVSS 3.x base score of 10.0. 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: Critical (CVSS 3.x base score 10.0)
EPSS exploit prediction: 1% (59th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-20794
Weakness: CWE-78
Published: 2025-07-09
Last modified: 2026-06-17

Description

The device has two web servers that expose unauthenticated REST APIs on the management network (TCP ports 8084 and 8086). Exploiting OS command injection through these APIs, an attacker can send arbitrary commands that are executed with administrative permissions by the underlying operating system.

Frequently asked questions

What is CVE-2025-3499?: The device has two web servers that expose unauthenticated REST APIs on the management network (TCP ports 8084 and 8086). Exploiting OS command injection through these APIs, an attacker can send arbitrary commands that are executed with administrative permissions by the underlying operating system.
How severe is CVE-2025-3499?: CVE-2025-3499 has a CVSS 3.x base score of 10.0, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2025-3499 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (59th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2025-3499?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
Does CVE-2025-3499 have an EU (EUVD) identifier?: Yes. CVE-2025-3499 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-20794.
When was CVE-2025-3499 published?: CVE-2025-3499 was published on 2025-07-09 and last updated on 2026-06-17.

References

https://www.cvcn.gov.it/cvcn/cve/CVE-2025-3499

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