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HIGH · 7.5

CVE-2026-32678

Authentication bypass issue exists in BUFFALO Wi-Fi router products, which may allow an attacker to alter critical configuration settings without authentication.

Vulnerability Description

Authentication bypass issue exists in BUFFALO Wi-Fi router products, which may allow an attacker to alter critical configuration settings without authentication.

CVSS Score

7.5

HIGH

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
HIGH
Availability
NONE

Affected Products

VendorProductVersions
BuffaloWzr-S900Dhp Firmware-
BuffaloWzr-S900Dhp-
BuffaloWcr-1166Dhpl Firmware< 1.01
BuffaloWcr-1166Dhpl-
BuffaloWsr3600Be4-Kh Firmware< 6.02
BuffaloWsr3600Be4-Kh-
BuffaloWsr3600Be4P Firmware< 5.02
BuffaloWsr3600Be4P-
BuffaloWxr-1750Dhp Firmware< 2.63
BuffaloWxr-1750Dhp-
BuffaloWxr-1750Dhp2 Firmware< 2.63
BuffaloWxr-1750Dhp2-
BuffaloWxr18000Be10P Firmware< 5.03
BuffaloWxr18000Be10P-
BuffaloWxr-1900Dhp Firmware< 2.53
BuffaloWxr-1900Dhp-
BuffaloWxr-1900Dhp2 Firmware< 2.62
BuffaloWxr-1900Dhp2-
BuffaloWxr-1900Dhp3 Firmware< 2.66
BuffaloWxr-1900Dhp3-

Related Weaknesses (CWE)

CWE-288

References

FAQ

What is CVE-2026-32678?

CVE-2026-32678 is a vulnerability with a CVSS score of 7.5 (HIGH). Authentication bypass issue exists in BUFFALO Wi-Fi router products, which may allow an attacker to alter critical configuration settings without authentication.

How severe is CVE-2026-32678?

CVE-2026-32678 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-32678?

Check the references section above for vendor advisories and patch information. Affected products include: Buffalo Wzr-S900Dhp Firmware, Buffalo Wzr-S900Dhp, Buffalo Wcr-1166Dhpl Firmware, Buffalo Wcr-1166Dhpl, Buffalo Wsr3600Be4-Kh Firmware.