PatchTheCVEbuffalo vulnerabilities
Recent CVEs affecting buffalo products. 5 tracked.
buffalo has 5 tracked vulnerabilities, 3 critical. A fixed release or vendor patch exists for 5. Most recent: 2026-03-27. Highest priority: CVE-2026-27650 (score 54/100).
- CVE-2026-33366 MEDIUM 5.3 UPGRADE UPGRADE Missing authentication for critical function vulnerability in BUFFALO Wi-Fi router products may allow an attac
- CVE-2026-27650 CRITICAL 9.8 UPGRADE UPGRADE OS Command Injection vulnerability exists in BUFFALO Wi-Fi router products
- CVE-2026-33280 CRITICAL 9.8 UPGRADE UPGRADE Hidden functionality issue exists in BUFFALO Wi-Fi router products, which may allow an attacker to gain access
- CVE-2026-32669 CRITICAL 9.8 UPGRADE UPGRADE Code injection vulnerability exists in BUFFALO Wi-Fi router products
- CVE-2026-32678 HIGH 7.5 MITIGATE UPGRADE Authentication bypass issue exists in BUFFALO Wi-Fi router products, which may allow an attacker to alter crit
FAQ
How do I fix buffalo vulnerabilities?
Open the CVE for your version, check the affected range, then follow the listed action: upgrade to the fixed release, or downgrade or mitigate if no fix exists yet. Commands for each OS are shown on every CVE page.
Is buffalo being exploited right now?
None of the tracked buffalo CVEs are on the CISA Known Exploited Vulnerabilities list at the moment. This is checked every 20 minutes.
Which buffalo CVE should I patch first?
CVE-2026-27650 currently ranks highest (54/100): OS Command Injection vulnerability exists in BUFFALO Wi-Fi router products.