CVE-2026-19771: Baicells EG3661M LuCI Web luci os command injection
A vulnerability was identified in Baicells EG3661M BaiCEBQ62.0.5.3NA. This impacts an unknown function of the file /cgi-bin/luci of the component LuCI Web Interface. Such manipulation of the argument MaxHops/Timeout/Size leads to os command injection. The attack may be launched remotely. The exploit is publicly available and might be used. The vendor was contacted early about this disclosure but did not respond in any way.
Affected Software
Event History
Frequently Asked Questions
What is the severity of CVE-2026-19771?
CVE-2026-19771 has a severity rating of 7.2, classified as high.
How do I fix CVE-2026-19771?
To mitigate CVE-2026-19771, update the Baicells EG3661M firmware to the latest version provided by the vendor.
What type of vulnerability is CVE-2026-19771?
CVE-2026-19771 is an OS command injection vulnerability affecting the LuCI Web Interface.
Can CVE-2026-19771 be exploited remotely?
Yes, CVE-2026-19771 can be exploited remotely due to its nature of os command injection in a web interface.
What components are affected by CVE-2026-19771?
CVE-2026-19771 affects the Baicells EG3661M device and its LuCI Web Interface located at /cgi-bin/luci.