What’s Vulnerable › Vulnerabilities

CVE-2026-4620

• Severity: critical (CVSS 9.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.0% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-03-27 · updated 2026-10-26
• Weakness: CWE-78

Description

OS Command Injection vulnerability in NEC Platforms, Ltd. Aterm Series allows a attacker to execute arbitrary OS commands via network.

Affected products

• NEC Aterm Wx1500Hp Firmware: before 1.4.2 — fixed in 1.4.2
• NEC Platforms, Ltd. Aterm WX3600HP: before 1.5.3 — fixed in 1.5.3

How to fix

Upgrade to a fixed version: NEC Aterm Wx1500Hp Firmware 1.4.2; NEC Platforms, Ltd. Aterm WX3600HP 1.5.3. Check the vendor advisory for mitigations.

References

• https://jpn.nec.com/security-info/secinfo/nv26-001_en.html

Get alerted when CVE-2026-4620 or the next vulnerability affects your stack