How severe is CVE-2025-3546?

CVE-2025-3546 has a CVSS 3.x base score of 8.0, rated high severity. It is exploitable over an adjacent network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2025-3546 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (75th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-3546?

CVE-2025-3546 primarily affects H3c Magic Nx15 Firmware. In total, 5 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2025-3546?

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-2025-3546 have an EU (EUVD) identifier?

Yes. CVE-2025-3546 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-10858.

When was CVE-2025-3546 published?

CVE-2025-3546 was published on 2025-04-14 and last updated on 2026-06-17.

CVE-2025-3546

CVE-2025-3546 is a high-severity vulnerability in H3c Magic Nx15 Firmware with a CVSS 3.x base score of 8.0. 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-74.

Key facts

Severity: High (CVSS 3.x base score 8.0)
CVSS v2: 7.7
CVSS v4: 8.6
EPSS exploit prediction: 2% (75th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-10858
Weakness: CWE-74
Affected product: H3c Magic Nx15 Firmware
Published: 2025-04-14
Last modified: 2026-06-17

Description

A vulnerability was found in H3C Magic NX15, Magic NX30 Pro, Magic NX400, Magic R3010 and Magic BE18000 up to V100R014. It has been declared as critical. Affected by this vulnerability is the function FCGI_CheckStringIfContainsSemicolon of the file /api/wizard/getLanguage of the component HTTP POST Request Handler. The manipulation leads to command injection. The attack can only be done within the local network. The exploit has been disclosed to the public and may be used. It is recommended to upgrade the affected component.

Frequently asked questions

What is CVE-2025-3546?: A vulnerability was found in H3C Magic NX15, Magic NX30 Pro, Magic NX400, Magic R3010 and Magic BE18000 up to V100R014. It has been declared as critical. Affected by this vulnerability is the function FCGI_CheckStringIfContainsSemicolon of the file /api/wizard/getLanguage of the component HTTP POST Request Handler. The manipulation leads to command injection. The attack can only be done within the local network. The exploit has been disclosed to the public and may be used. It is recommended to upgrade the affected component.
How severe is CVE-2025-3546?: CVE-2025-3546 has a CVSS 3.x base score of 8.0, rated high severity. It is exploitable over an adjacent network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2025-3546 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (75th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-3546?: CVE-2025-3546 primarily affects H3c Magic Nx15 Firmware. In total, 5 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2025-3546?: 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-2025-3546 have an EU (EUVD) identifier?: Yes. CVE-2025-3546 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-10858.
When was CVE-2025-3546 published?: CVE-2025-3546 was published on 2025-04-14 and last updated on 2026-06-17.

References

Affected products (5)

cpe:2.3:o:h3c:magic_nx15_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:h3c:magic_nx30_pro_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:h3c:magic_nx400_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:h3c:magic_r3010_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:h3c:magic_be18000_firmware:*:*:*:*:*:*:*:*

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