High severity8.8NVD Advisory· Published Mar 16, 2026· Updated Jun 17, 2026
CVE-2026-4227
CVE-2026-4227
Description
A security vulnerability has been detected in LB-LINK BL-WR9000 2.4.9. The impacted element is the function sub_44D844 of the file /goform/get_hidessid_cfg. The manipulation leads to buffer overflow. It is possible to initiate the attack remotely. The exploit has been disclosed publicly and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
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Affected products
3- cpe:2.3:o:lb-link:bl-wr9000_firmware:2.4.9:*:*:*:*:*:*:*
Patches
Vulnerability mechanics
References
4- github.com/glkfc/IoT-Vulnerability/blob/main/LB-LINK/LB-LINK_HideSSID%20stack%20overflow_EN.mdnvdExploitThird Party Advisory
- vuldb.comnvdThird Party AdvisoryVDB Entry
- vuldb.comnvdThird Party AdvisoryVDB Entry
- vuldb.comnvdPermissions RequiredVDB Entry
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