CVE-2025-51390

moderate-risk

Published 2025-08-04

TOTOLINK N600R V4.3.0cu.7647_B20210106 was discovered to contain a command injection vulnerability via the pin parameter in the setWiFiWpsConfig function.

Do I need to act?

2.2% chance of exploitation in next 30 days

EPSS score — moderate exploit probability

Not on CISA KEV list

No confirmed active exploitation reported to CISA

Patch status unknown

Check vendor advisories for fix availability and mitigation guidance

CVSS 9.8/10 Critical

NETWORK / LOW complexity

Affected Products (1)

N600R Firmware

Affected Vendors

Totolink

References (4)

Broken Link http://totolink.com

Exploit https://github.com/Luanruy/qianxin/blob/main/CVE-2025-51390.md

Exploit https://github.com/Luanruy/qianxin/blob/main/overflow-0x41ca08.md

Exploit https://github.com/Luanruy/qianxin/blob/main/CVE-2025-51390.md

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moderate-risk

Severity 32/34 · Critical

Exploitability 5/34 · Minimal

Exposure 5/34 · Minimal