SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityAnalyzed

CVE-2026-4622

OS Command Injection vulnerability in NEC Platforms, Ltd.

HIGH 7.1EPSS 0.86%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (0.86%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

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

CVSS 4.0
7.1 HIGHCVSS:4.0/AV:N/AC:H/AT:N/PR:H/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/M
EPSS
0.86% probability · 57th percentile
CISA KEV
Not listed
Weakness
CWE-78
Affected
nec/aterm wg2600hs firmware · nec/aterm wf1200cr firmware · nec/aterm wg1200cr firmware · nec/aterm wg2600hp4 firmware · nec/aterm wg2600hm4 firmware · nec/aterm wg2600hs2 firmware · nec/aterm wx3000hp firmware · nec/aterm wx3000hp2 firmware · nec/aterm gb1200pe firmware
Source
psirt-info@cyber.jp.nec.com

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.