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CVE-2026-26213: thingino-firmware Unauthenticated Command Injection in Captive Portal

📅 2026-03-15 📂 Vulnerability Discovery 1 min read CVSS 8.7
CVECommand InjectionRCEIoTFirmwarethingino
CVSS
8.7 HIGH
👥Estimated Impact: 2,000+ devices
TL;DR:
Unauthenticated OS command injection in the WiFi captive portal API endpoint (api.cgi) of thingino-firmware allows any device on the camera's AP to execute arbitrary commands as root, achieving full device compromise.

Summary

Discovered an unauthenticated OS command injection vulnerability in thingino-firmware, an open-source firmware for Ingenic SoC-based IP cameras. The vulnerability allows arbitrary command execution as root without any credentials.

CVE ID: CVE-2026-26213
Advisory: VulnCheck — thingino-firmware api.cgi
CWE: CWE-78 — OS Command Injection
Affected Versions: thingino-firmware ≤ commit e3f6a41
Patched Versions: firmware-2026-03-15

Impact

  • Unauthenticated remote code execution as root via the local WiFi network
  • Persistent device compromise that survives reboots and password changes
  • Exfiltration of sensitive files, video feeds, and stored credentials

References