CVE-2026-4622

critical

OS Command Injection vulnerability in NEC Platforms, Ltd.

Vendor / product: Nec — aterm wg2600hs firmware

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

CVSS

9.8

9.8 (CVSS v3.1)

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Severity source: NVD CVSS v3.1 (nvd@nist.gov)

Timeline (UTC)

Published: 2026-03-27 12:16

Modified: 2026-10-26 21:10

NVD status: Analyzed

Last synced 2 days ago

Verified against the source API 2026-10-27 07:07 UTC

Exploitation

Not listed in CISA KEV (as of last catalog sync)

Absence from KEV does not mean a CVE is not exploited. Exploitation status: unknown (no authoritative evidence in our sources).

Affected products

nec / aterm_wg2600hs_firmware <1.7.2

nec / aterm_wf1200cr_firmware <1.6.0

nec / aterm_wg1200cr_firmware <1.5.0

nec / aterm_wg2600hp4_firmware <1.4.2

nec / aterm_wg2600hm4_firmware <1.4.2

nec / aterm_wg2600hs2_firmware <1.3.2

nec / aterm_wx3000hp_firmware <2.5.0

nec / aterm_wx3000hp2_firmware <1.3.2

nec / aterm_gb1200pe_firmware <1.3.1

Source: NVD / CISA. “NVD-CWE-Other” and “NVD-CWE-noinfo” mean NVD could not assign a specific weakness.

NVD CVE API 2.0 — fetched 2026-10-27 07:07 UTC · record ↗