Vulnerability · Published Mar 27, 2026 · Assigned by jpcert
CVE-2026-33280
High 7.2
In plain English
A high-severity security flaw in BUFFALO Wi-Fi router products from BUFFALO INC.. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.4% (higher than 33% of all known vulnerabilities).
Severity (CVSS 3.0)7.2High
Exploit odds (30 days)0.4%top 67.4% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
Hidden functionality issue exists in BUFFALO Wi-Fi router products, which may allow an attacker to gain access to the product’s debugging functionality, resulting in the execution of arbitrary OS commands.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| BUFFALO INC. | BUFFALO Wi-Fi router products | See "References" section |
Weakness: CWE-912 · Vector: CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H