CVE-2026-86530

BUFFALO Wi-Fi products handle some web form input improperly to assemble command line strings internally. An administrative user may send a crafted HTTP request and execute an arbitrary OS command.

CVSS v3 7.2 HIGH

7.2^/10

CVSS v3 : HIGH

Vector :

Exploitability : 1.2 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required HIGH

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://jvn.jp/en/vu/JVNVU94863997/
https://www.buffalo.jp/news/detail/20260928-01.html

Configurations

No configuration.

History

28 Sep 2026, 09:17

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-09-28 09:17

Updated : 2026-09-30 13:17

NVD link : CVE-2026-86530

Mitre link : CVE-2026-86530

CVE.ORG link : CVE-2026-86530

JSON object : View

Products Affected

No product.

CWE

CWE-78

Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')

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