CVE-2026-4620

OS Command Injection via Network on NEC Aterm Routers

Published Mar 27, 2026 CVSS 4.0 · 7.1 High EPSS 1.0% KEV · Not listed
Description
OS Command Injection vulnerability in NEC Platforms, Ltd. Aterm Series allows a attacker to execute arbitrary OS commands via network.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
First Time appeared Nec aterm Wx1500hp Firmware
Nec aterm Wx3600hp Firmware
CPEs cpe:2.3:h:nec:aterm_wx1500hp:-:*:*:*:*:*:*:*
cpe:2.3:h:nec:aterm_wx3600hp:-:*:*:*:*:*:*:*
cpe:2.3:o:nec:aterm_wx1500hp_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:nec:aterm_wx3600hp_firmware:*:*:*:*:*:*:*:*
Vendors & Products Nec aterm Wx1500hp Firmware
Nec aterm Wx3600hp Firmware
Metrics cvssV3_1

{'score': 9.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H'}

Type Values Removed Values Added
First Time appeared Nec
Nec aterm Wx1500hp
Nec aterm Wx3600hp
Vendors & Products Nec
Nec aterm Wx1500hp
Nec aterm Wx3600hp
Type Values Removed Values Added
Title OS Command Injection via Network on NEC Aterm Routers
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description OS Command Injection vulnerability in NEC Platforms, Ltd. Aterm Series allows a attacker to execute arbitrary OS commands via network.
Weaknesses CWE-78
References
Metrics cvssV4_0

{'score': 7.1, 'vector': 'CVSS:4.0/AV:N/AC:H/AT:N/PR:H/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
NEC
Published
Updated
Apr 10, 2026, 4:13 AM
Reserved
Mar 23, 2026, 6:04 AM
Status
Analyzed
Published
Mar 27, 2026, 12:16 PM
Modified
Oct 26, 2026, 9:10 PM