Authentication bypass in ELECOM CO.,LTD. WRC-BE72XSD-B
Priority MEDIUM 49CWE-288Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Attack requirements
- None
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- No fix listed
Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-288.
Summary
ELECOM wireless LAN access point devices do not require authentication to access some specific URLs. The affected product may be operated without authentication.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00491 42nd percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- Yes
- Technical impact
- Total
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| ELECOM CO.,LTD. | WRC-BE72XSD-B | up to v1.1.1 | — | No fix listed | CNA |
| ELECOM CO.,LTD. | WRC-BE72XSD-BA | up to v1.1.1 | — | No fix listed | CNA |
| ELECOM CO.,LTD. | WRC-BE65QSD-B | up to v1.1.0 | — | No fix listed | CNA |
| ELECOM CO.,LTD. | WRC-W702-B | up to v1.1.0 | — | No fix listed | CNA |
- WRC-BE72XSD-B VendorELECOM CO.,LTD. Affected up to v1.1.1 Fixed in — No fix listed CNA
- WRC-BE72XSD-BA VendorELECOM CO.,LTD. Affected up to v1.1.1 Fixed in — No fix listed CNA
- WRC-BE65QSD-B VendorELECOM CO.,LTD. Affected up to v1.1.0 Fixed in — No fix listed CNA
- WRC-W702-B VendorELECOM CO.,LTD. Affected up to v1.1.0 Fixed in — No fix listed CNA
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2026-40621
- 2026-10-03 Alias added: GHSA-9v2f-mjhv-cgq5
- 2026-10-25 EPSS moved to the below the 50th percentile
References
More ELECOM CO.,LTD. vulnerabilities
- TI-2023-19165 Command injection in ELECOM CO.,LTD. WRC-1167GHBK3-A CVSS 3.1CRITICAL 9.8
- TI-2025-31040 OS command injection in ELECOM CO.,LTD. WRH-733GBK CVSS 4.0CRITICAL 9.3
- TI-2025-28456 OS command injection in ELECOM CO.,LTD. WRH-733GBK CVSS 4.0CRITICAL 9.3
- TI-2023-20954 OS command injection in ELECOM CO.,LTD. WRC-F1167ACF CVSS 3.1CRITICAL 9.8
- TI-2026-30435 OS command injection in ELECOM CO.,LTD. WRC-BE72XSD-B CVSS 4.0CRITICAL 9.3
- TI-2026-19720 Stack-based buffer overflow in ELECOM CO.,LTD. WAB-S733IW2-PD CVSS 4.0CRITICAL 9.3
Sources
- CVE-2026-40621 · CVE Program
- CVE-2026-40621 · NVD
- FIRST EPSS
- GHSA-9v2f-mjhv-cgq5 · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences