How severe is CVE-2025-41279?

CVE-2025-41279 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-2025-41279 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (55th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-41279?

CVE-2025-41279 affects Waterfall-security Wf-500 Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-41279?

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-2025-41279 have an EU (EUVD) identifier?

Yes. CVE-2025-41279 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-209999.

When was CVE-2025-41279 published?

CVE-2025-41279 was published on 2026-05-29 and last updated on 2026-06-17.

CVE-2025-41279

CVE-2025-41279 is a high-severity vulnerability in Waterfall-security Wf-500 Firmware 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)
CVSS v4: 8.6
EPSS exploit prediction: 1% (55th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-209999
Weakness: CWE-78
Affected product: Waterfall-security Wf-500 Firmware
Published: 2026-05-29
Last modified: 2026-06-17

Description

Nozomi Networks Labs identified a CWE-78: Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') in the Administration WebUI in Waterfall WF-500 RX Host in version 7.9.1.0 R2502171040 that allows remote authenticated attackers to execute arbitrary operating system commands on the WF-500 RX Host.

Frequently asked questions

What is CVE-2025-41279?: Nozomi Networks Labs identified a CWE-78: Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') in the Administration WebUI in Waterfall WF-500 RX Host in version 7.9.1.0 R2502171040 that allows remote authenticated attackers to execute arbitrary operating system commands on the WF-500 RX Host.
How severe is CVE-2025-41279?: CVE-2025-41279 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-2025-41279 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (55th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-41279?: CVE-2025-41279 affects Waterfall-security Wf-500 Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-41279?: 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-2025-41279 have an EU (EUVD) identifier?: Yes. CVE-2025-41279 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-209999.
When was CVE-2025-41279 published?: CVE-2025-41279 was published on 2026-05-29 and last updated on 2026-06-17.

References

https://www.nozominetworks.com/labs/vulnerability-advisories-cve-2025-41279

Affected products (1)

cpe:2.3:o:waterfall-security:wf-500_firmware:*:*:*:*:*:*:*:*

More vulnerabilities in Waterfall-security Wf-500 Firmware

CVE-2025-41277 — Critical (CVSS 9.8): Nozomi Networks Labs identified a CWE-78: Improper Neutralization of Special Elements used in an OS Command ('OS…
CVE-2025-41276 — Critical (CVSS 9.8): Nozomi Networks Labs identified a CWE-78: Improper Neutralization of Special Elements used in an OS Command ('OS…
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