CVE-2026-27650 | THREATINT

Description

OS Command Injection vulnerability exists in BUFFALO Wi-Fi router products. If this vulnerability is exploited, an arbitrary OS command may be executed on the products.

PUBLISHED Reserved 2026-03-25 | Published 2026-03-27 | Updated 2026-03-27 | Assigner jpcert

HIGH: 8.8CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

HIGH: 8.6CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

Problem types

Improper neutralization of special elements used in an OS command ('OS Command Injection')

Product status

See "References" section

affected

References

www.buffalo.jp/news/detail/20260323-01.html

jvn.jp/en/jp/JVN83788689/

cve.org (CVE-2026-27650)

nvd.nist.gov (CVE-2026-27650)

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