CVE-2026-4619: Nec Aterm WX3600HP Firmware

Critical severity, CVSS 9.8. EPSS: 0.5% chance of exploitation in the next 30 days.

Path Traversal vulnerability in NEC Platforms, Ltd. Aterm Series allows a attacker to wtite over any file via network.

Affected products

• Nec Aterm WX3600HP Firmware: before 1.5.3 (fixed in 1.5.3)

Published 2026-03-27. Last modified 2026-06-17.