OS command injection vulnerability exists in ELECOM wireless LAN products.

published 2026-02-03 9 mo ago modified 2026-06-17 4 mo ago also EUVD-2026-5270

cvss: 7.2; version 3.0, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 1.8%; EPSS 1.8% chance of exploitation in 30 days, percentile 79%
public exploits: 0; none known

OS command injection vulnerability exists in ELECOM wireless LAN products. A crafted request from a logged-in user may lead to an arbitrary OS command execution.

CISA SSVC

Exploitation: none
Automatable: no
Technical impact: total
Assessed: 9 mo ago (2026-02-03)

Exploit prediction

1.85% chance of exploitation in the next 30 days, higher than 79% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
CNA	3.0	7.2	CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
CNA	4.0	8.6	CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
CNA	4.0	8.6	CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
NVD	3.1	8.8	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected products

ELECOM CO.,LTD. WRC-X6000XS-G
ELECOM CO.,LTD. WRC-X6000XST-G
ELECOM CO.,LTD. WRC-XE5400GS-G
ELECOM CO.,LTD. WRC-XE5400GSA-G
ELECOM CO.,LTD. WRC-X1500GS-B
ELECOM CO.,LTD. WRC-X1500GSA-B
ELECOM CO.,LTD. WRC-X3000GS2-B
ELECOM CO.,LTD. WRC-X3000GS2-W
ELECOM CO.,LTD. WRC-X3000GS2A-B
ELECOM CO.,LTD. WRC-X3000GST2-B
ELECOM CO.,LTD. WRC-X1800GS-B
ELECOM CO.,LTD. WRC-X1800GSA-B
ELECOM CO.,LTD. WRC-X1800GSH-B
ELECOM CO.,LTD. WRC-X6000QS-G
ELECOM CO.,LTD. WRC-X6000QSA-G

Classification

Weakness

CWE-78 Improper Neutralization of Special Elements used in an OS Command

References

elecom.co.jp /news/security/20260203-01/
vendor-advisory
jvn.jp /en/jp/JVN94012927/
third-party-advisory

Sources

CVE List CVE-2026-22550
NVD CVE-2026-22550

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Summary