CVE-2026-4309

Missing Authorization vulnerability in NEC Platforms, Ltd. Aterm Series allows a attacker to get a specific device information and change the settings via network.

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CVSS v3.1

6.5 MEDIUM

EPSS

0.14%

probability of exploitation in 30 days

CISA KEV

Not listed

no confirmed exploitation reported

News coverage

sources referencing this CVE

CVSS v3.1 Detail

Attack VectorNETWORK

Attack ComplexityLOW

Privileges RequiredNONE

User InteractionNONE

ScopeUNCHANGED

ConfidentialityLOW

IntegrityLOW

AvailabilityNONE

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

Connections

21 relationships

CWE-862

source

Timeline

disclosure → media coverage

Mar 27, 2026

Disclosure — published as a CVE record. · last revised by NVD Apr 20, 2026