Vulnerability · Published May 13, 2026 · Assigned by jpcert
CVE-2026-40621
Critical 9.8
In plain English
A critical-severity authentication bypass in WRC-BE65QSD-B from ELECOM CO.,LTD.. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.5% (higher than 42% of all known vulnerabilities).
Severity (CVSS 3.0)9.8Critical
Exploit odds (30 days)0.5%top 57.6% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
ELECOM wireless LAN access point devices do not require authentication to access some specific URLs. The affected product may be operated without authentication.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| ELECOM CO.,LTD. | WRC-BE72XSD-B | v1.1.1 and earlier |
| ELECOM CO.,LTD. | WRC-BE72XSD-BA | v1.1.1 and earlier |
| ELECOM CO.,LTD. | WRC-BE65QSD-B | v1.1.0 and earlier |
| ELECOM CO.,LTD. | WRC-W702-B | v1.1.0 and earlier |
Weakness: CWE-288 · Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H