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CVE-2025-41277

Waterfall-security Wf-500 Firmware command injection

9.8 CRITICALEPSS 1.38%
  1. Published29 May 2026

Description

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

CVSS 3.1 breakdown

Attack vectorNetwork
Attack complexityLow
Privileges requiredNone
User interactionNone
ScopeUnchanged
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

Waterfall-security Wf-500 Firmware≤ 7.9.1.0_r2502171040

Remediation

No fixed version is recorded in the NVD data. Check the vendor advisory for the latest guidance.

References

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Frequently asked

Is CVE-2025-41277 being actively exploited?

CVE-2025-41277 is not in the CISA KEV catalog. Its EPSS exploit probability is 1.38%.

How severe is CVE-2025-41277?

CVE-2025-41277 has a CVSS 3.1 base score of 9.8, rated critical. EPSS estimates a 1.38% probability of exploitation.

Which products are affected by CVE-2025-41277?

Affected products include Waterfall-security Wf-500 Firmware.

How do I fix CVE-2025-41277?

Apply the vendor's patch or advisory guidance, then verify no affected versions remain across your devices.

How Secuno handles this

Secuno correlates vulnerabilities like CVE-2025-41277 against the real software inventory on every managed device, as each hourly inventory arrives. Rather than a static severity, each match is scored in context: exploit availability, EPSS, the asset's exposure, and business criticality decide where it lands in the queue. If an affected version is present anywhere across your portfolio, it surfaces automatically with a prioritised remediation path.

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Data from the NVD, CISA KEV catalog and FIRST EPSS. CVSS 3.1 base score shown where available.