CVE-2026-27650

CVSS 8.6 HIGHEPSS 0.9%CWE-78

Vexday Risk Score

21Low

SSVC decision (CISA)

Track

No exploitation signal → monitor

CVSS 8.6EPSS 0.9%KEV nãoPoC —Nuclei —Metasploit —Patch —

Lifecycle

27 Mar 2026Published on NVD

Recommendation: Monitor — no exploitation signal at the moment.

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.

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

Affected products

BUFFALO INC. · BUFFALO Wi-Fi router products

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References

https://jvn.jp/en/jp/JVN83788689/https://www.buffalo.jp/news/detail/20260323-01.html