CVE-2026-33280 is a critical hidden functionality vulnerability present in BUFFALO Wi-Fi router products. This flaw allows an unauthenticated attacker to remotely gain access to the product’s debugging functionality, enabling the execution of arbitrary operating system commands. With a CVSS score of 9.8 Critical, the vulnerability has a network attack vector and low attack complexity, posing a severe risk to confidentiality, integrity, and availability. While there is currently no evidence of active exploitation, public exploit code, or significant community discussion, the potential for complete device compromise is high. Organizations using affected BUFFALO routers should monitor for vendor advisories and apply patches promptly.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 1.01CPE matchmatch criteria | cpe:2.3:o:buffalo:wcr-1166dhpl_firmware:*:*:*:*:*:*:*:* | ||
< 6.02CPE matchmatch criteria | cpe:2.3:o:buffalo:wsr3600be4-kh_firmware:*:*:*:*:*:*:*:* | ||
< 5.02CPE matchmatch criteria | cpe:2.3:o:buffalo:wsr3600be4p_firmware:*:*:*:*:*:*:*:* | ||
< 2.63CPE matchmatch criteria | cpe:2.3:o:buffalo:wxr-1750dhp_firmware:*:*:*:*:*:*:*:* | ||
< 2.63CPE matchmatch criteria | cpe:2.3:o:buffalo:wxr-1750dhp2_firmware:*:*:*:*:*:*:*:* |
CVSS version used by this source: 4.0
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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.