High severity7.3NVD Advisory· Published May 27, 2026· Updated May 28, 2026
CVE-2026-36539
CVE-2026-36539
Description
Netis AC1200 Router NC21 V4.0.1.4296 exposes a CGI endpoint /cgi-bin/skk_get.cgi that returns the entire router configuration as a JSON response with no authentication required. Any attacker on the LAN can send a single HTTP GET request and instantly retrieve administrator credentials, WiFi passwords, PPPoE credentials, DDNS credentials, and a full map of all connected devices.
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Affected products
1- Range: = V4.0.1.4296
Patches
Vulnerability mechanics
References
1News mentions
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