TI-2022-06171 Aliases CVE-2022-21799 GHSA-gcv6-j277-xj7m

Cross-site scripting in ELECOM LAN router

LOW 24CWE-79Published 2022-02-08 · Updated 2024-08-03

Key facts

Attack vector: Adjacent network
Privileges required: None
User interaction: Required
Attack complexity: Low
Impact type: Cross-site scripting
Confidentiality · integrity · availability: Low · Low · None
Fix status: No fix listed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-79.

Summary

Cross-site scripting vulnerability in ELECOM LAN router WRC-300FEBK-R firmware v1.13 and earlier allows an attacker on the adjacent network to inject an arbitrary script via unspecified vectors.

Why it matters now

EPSS 0.00353 29th percentileScored 2026-11-07

Fix No fix listed No fixed version in the sources yet

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
ELECOM CO.,LTD.	ELECOM LAN router	WRC-300FEBK-R firmware v1.13 and earlier	—	No fix listed	CNA

ELECOM LAN router VendorELECOM CO.,LTD. Affected WRC-300FEBK-R firmware v1.13 and earlier Fixed in — No fix listed CNA

CPE configurations NVD · 2

CPE	Versions	Role	Vendor
cpe:2.3:o:elecom:wrc-300febk-r_firmware::::::::	before 1.16	Vulnerable	ELECOM CO.,LTD.
cpe:2.3:h:elecom:wrc-300febk-r:-:::::::*	not specified by NVD	Running on	ELECOM CO.,LTD.

cpe:2.3:o:elecom:wrc-300febk-r_firmware:*:*:*:*:*:*:*:* Versions before 1.16 Vulnerable ·ELECOM CO.,LTD.
cpe:2.3:h:elecom:wrc-300febk-r:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·ELECOM CO.,LTD.

Remediation

No fixed version listed by the sources yet.

Timeline

2026-10-02 Threatist record created from CVE-2022-21799
2026-10-03 Alias added: GHSA-gcv6-j277-xj7m

References

Patch 1

https://jvn.jp/en/jp/JVN17482543/index.html

Advisory 1

https://www.elecom.co.jp/news/security/20220208-02/

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences