Unauthenticated Access in ELECOM Wireless LAN Access Point Devices
CVE-2026-40621

9.3CRITICAL

Key Information:

Vendor

Elecom Co.,ltd.

Status
Wrc-be72xsd-b
Wrc-be72xsd-ba
Wrc-be65qsd-b
Wrc-w702-b
Vendor
CVE Published:
13 May 2026

What is CVE-2026-40621?

Certain ELECOM wireless LAN access point devices are affected by a vulnerability that allows unauthorized users to access specific URLs without requiring authentication. This exposure could lead to unauthorized control or data access, compromising the security of the network and connected devices. Users are advised to assess their devices for potential risks and apply appropriate security measures.

Affected Version(s)

WRC-BE65QSD-B v1.1.0 and earlier

WRC-BE72XSD-B v1.1.1 and earlier

WRC-BE72XSD-BA v1.1.1 and earlier

References

https://www.elecom.co.jp/news/security/20260512-01/
https://jvn.jp/en/jp/JVN03037325/

CVSS V4

Score:
9.3
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

CVSS V3.0

Score:
9.8
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.