CVE-2025-41276
OS command injection in Waterfall WF-500 WebUI allows unauthenticated remote code execution.
Is CVE-2025-41276 being exploited?
Not confirmed. CVE-2025-41276 does not appear in CISA's Known Exploited Vulnerabilities catalog, which records only exploitation that has been observed and reported publicly. That is evidence of absence of a report, not evidence the flaw is unattacked. EPSS currently estimates a 1.4% probability of exploitation in the next 30 days.
How severe is CVE-2025-41276?
CVE-2025-41276 is rated Critical with a CVSS score of 9.3. Severity describes how bad exploitation would be, not how likely it is: pair it with exploitation evidence before deciding what to patch first.
Is there a patch for CVE-2025-41276?
Yes. A fix has been recorded for CVE-2025-41276. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.
What does CVE-2025-41276 affect?
CVE-2025-41276 affects Waterfall WF-500 TX Host (firmware 7.9.1.0 R2502171040), Waterfall WF-500 RX Host (firmware 7.9.1.0 R2502171040). Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2025-41276?
Upgrade firmware/patch when released by vendor.
Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.
Unauthenticated attacker can execute arbitrary OS commands on WF-500 via Console WebUI, taking full control of the device.
Immediate action required
- affected<= 7.9.1.0 R2502171040
As published in the CVE Program record. A version outside these ranges is not a statement that it is unaffected — vendors sometimes understate a range, and distribution-backported builds carry upstream numbers that do not reflect what was patched into them.