CVE-2026-36539
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...
- Published
- May 27, 2026
- Updated
- May 28, 2026
- Assigning CNA
- mitre
- Evidence observed
- Sep 24, 2026
Primary CVSS
nvd · CVSS 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:LLow · next 30 days
- Percentile
- 29.2%
- Model date
- Oct 7, 2026
EPSS is a statistical estimate, not a certainty or a measure of impact. Combine it with CVSS, KEV status, exposure and your environment.
Summary
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.
Sources
- netis-cve-2026-36539Scanner
Python script that checks Netis routers for CVE-2026-36539, detecting vulnerable devices on a network.
Responsible use
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