Moxa Tn-5500a Series vulnerabilities

3 CVEs affecting Moxa Tn-5500a Series, 0 known to be exploited (CISA KEV), with EPSS scores. Latest: CVE-2025-1680, published 2025-10-23.

Highest priority

Known exploited (CISA KEV) first, then by EPSS exploit probability.

CVE-2024-9137, published 2024-10-14. Critical severity, CVSS 9.4. EPSS: 0.5% chance of exploitation in the next 30 days. The affected product lacks an authentication check when sending commands to the server via the Moxa service. This vulnerability allows an attacker to execute specified commands, potentially leading…
CVE-2025-1679, published 2025-10-23. Medium severity, CVSS 4.8. EPSS: 0.3% chance of exploitation in the next 30 days. Cross-site Scripting has been identified in Moxa’s Ethernet switches, which allows an authenticated administrative attacker to inject malicious scripts to an affected device’s web service that could…
CVE-2025-1680, published 2025-10-23. None severity, CVSS 0.0. EPSS: 0.2% chance of exploitation in the next 30 days. An acceptance of extraneous untrusted data with trusted data vulnerability has been identified in Moxa’s Ethernet switches, which allows attackers with administrative privileges to manipulate HTTP…