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CVE

CVE-2026-32669

Code injection vulnerability exists in BUFFALO Wi-Fi router products. If this vulnerability is exploited, an arbitrary c

Code injection vulnerability exists in BUFFALO Wi-Fi router products. If this vulnerability is exploited, an arbitrary code may be executed on the products.

CRITICAL · CVSS 9.8 EPSS 0.00053
Schedule remediation
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-94Improper Control of Generation of Code ('Code Injection')
▤

Affected Products & Versions

46
buffalo wcr-1166dhpl firmware< 1.01
buffalo wsr3600be4-kh firmware< 6.02
buffalo wsr3600be4p firmware< 5.02
buffalo wxr-1750dhp firmware< 2.63
buffalo wxr-1750dhp2 firmware< 2.63
buffalo wxr18000be10p firmware< 5.03
buffalo wxr-1900dhp firmware< 2.53
buffalo wxr-1900dhp2 firmware< 2.62
▣

Scoring & Timeline

9.8
CRITICAL · CVSS v3.1 · vultures@jpcert.or.jp
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD27 Mar 2026 · 06:16 AM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
SSVC triage · cisa-vulnrichment
Exploitation
none
Automatable
no
Technical impact
total
SSVC asks the questions that actually drive patch urgency: is it being exploited, can attacks be automated, and how total is the impact.
🔗

References & Sources

2
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://jvn.jp/en/jp/JVN83788689/Third Party Advisory
https://www.buffalo.jp/news/detail/20260323-01.htmlVendor Advisory
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