Description
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.
Published: 2026-09-28
Score: 8.6 High
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories

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History

Mon, 28 Sep 2026 09:45:00 +0000

Type Values Removed Values Added
Title Administrative Privilege Exploit Enables OS Command Execution via Web Form Input

Mon, 28 Sep 2026 08:45:00 +0000

Type Values Removed Values Added
Description 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.
Weaknesses CWE-78
References
Metrics cvssV3_1

{'score': 7.2, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H'}

cvssV4_0

{'score': 8.6, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N'}

Subscriptions

No data.

cve-icon MITRE

Status: PUBLISHED

Assigner: jpcert

Published:

Updated: 2026-09-28T08:14:00.049Z

Reserved: 2026-09-24T08:54:17.872Z

Link: CVE-2026-86530

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-09-28T09:17:07.653

Modified: 2026-09-28T09:17:07.653

Link: CVE-2026-86530

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-09-28T09:30:14Z

Weaknesses