CVE-2026-33366: Missing authentication for critical function vulnerability in BUFFALO Wi-Fi router products may allow an attacker to for

Description

Missing authentication for critical function vulnerability in BUFFALO Wi-Fi router products may allow an attacker to forcibly reboot the product without authentication.

Affected Products

Vendor	Product	Versions
buffalo	buffalo wi-fi router products	See "References" section

References

Related News (1 articles)

Tier C

VulDB4h ago

CVE-2026-33366 | Buffalo Wi-Fi Router missing authentication

→ No new info (linked only)

CVSS 3.15.3 CRITICAL

VectorCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

CISA KEV❌ No

Actively exploited✅ Yes

CWECWE-306

Published3/27/2026

Last enriched3h agov2

Trending Score49

Source articles1

Independent1

Info Completeness8/14

Missing: epss, kev, exploit, patch, iocs, mitre_attack

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Verification

State: unverified

Confidence: 0%

Version History

Last enriched 3h ago

v2Tier C3h ago

Updated severity to CRITICAL and marked the vulnerability as actively exploited.

severityactivelyExploited

via VulDB

v14h ago

Initial creation