CVE-2026-4622

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Summary

CVECVE-2026-4622
StatePUBLISHED
AssignerNEC
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-03-27 12:16:21 UTC
Updated2026-03-30 13:26:29 UTC
DescriptionOS Command Injection vulnerability in NEC Platforms, Ltd. Aterm Series allows a attacker to execute arbitrary OS commands via network.

Risk And Classification

Primary CVSS: v4.0 7.1 HIGH from [email protected]

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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

EPSS: 0.002960000 probability, percentile 0.528230000 (date 2026-04-01)

Problem Types: CWE-78 | CWE-78 CWE-78: Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')

VersionSourceTypeScoreSeverityVector
4.0[email protected]Secondary7.1HIGHCVSS: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/C...
4.0CNACVSS7.1HIGHCVSS:4.0/AV:N/AC:H/AT:N/PR:H/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

CVSS v4.0 Breakdown

Attack Vector
Network
Attack Complexity
High
Attack Requirements
None
Privileges Required
High
User Interaction
Active
Confidentiality
High
Integrity
High
Availability
High
Sub Conf.
None
Sub Integrity
None
Sub Availability
None

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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA NEC Platforms Ltd. Aterm WG2600HS affected Before Ver. 1.7.2 Not specified
CNA NEC Platforms Ltd. Aterm WF1200CR affected Before Ver. 1.6.0 Not specified
CNA NEC Platforms Ltd. Aterm WG1200CR affected Before Ver. 1.5.0 Not specified
CNA NEC Platforms Ltd. Aterm WG2600HP4 affected Before Ver. 1.4.2 Not specified
CNA NEC Platforms Ltd. Aterm WG2600HM4 affected Before Ver. 1.4.2 Not specified
CNA NEC Platforms Ltd. Aterm WG2600HS2 affected Before Ver. 1.3.2 Not specified
CNA NEC Platforms Ltd. Aterm WX3000HP affected Before Ver. 2.5.0 Not specified
CNA NEC Platforms Ltd. Aterm WX3000HP2 affected Before Ver. 1.3.2 Not specified

References

ReferenceSourceLinkTags
jpn.nec.com/security-info/secinfo/nv26-001_en.html [email protected] jpn.nec.com
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Vendor Comments And Credit

Discovery Credit

CNA: Zero Zero One Co., Ltd. (en)

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