CVE-2025-55423
OS command injection in ipTIME routers via upnp_relay controlURL.
Is CVE-2025-55423 being exploited?
Not confirmed. CVE-2025-55423 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 3.5% probability of exploitation in the next 30 days.
How severe is CVE-2025-55423?
CVE-2025-55423 is rated Critical with a CVSS score of 9.8. 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-2025-55423?
Yes. A fix has been recorded for CVE-2025-55423. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.
What does CVE-2025-55423 affect?
CVE-2025-55423 affects ipTIME router models (multiple). Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2025-55423?
Patch when available; disable UPnP; limit WAN exposure
Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.
Remote code execution on affected routers; attacker can run OS commands, take control, and access traffic.
Immediate action required