Vulnerability Description
thingino-firmware versions up to the firmware-2026-03-16 release contains an unauthenticated os command injection vulnerability in the WiFi captive portal CGI script that allows remote attackers to execute arbitrary commands as root by injecting malicious code through unsanitized HTTP parameter names. Attackers can exploit the eval function in parse_query() and parse_post() functions to achieve remote code execution and perform privileged configuration changes including root password reset and SSH authorized_keys modification, resulting in full persistent device compromise.
CVSS Score
CRITICAL
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Thingino | Thingino Firmware | <= 2026-03-15 |
Related Weaknesses (CWE)
References
- https://github.com/themactep/thingino-firmware/releases/tag/firmware-2026-03-15Release Notes
- https://www.vulncheck.com/advisories/thingino-firmware-api-cgi-unauthenticated-cThird Party Advisory
FAQ
What is CVE-2026-26213?
CVE-2026-26213 is a vulnerability with a CVSS score of 9.8 (CRITICAL). thingino-firmware versions up to the firmware-2026-03-16 release contains an unauthenticated os command injection vulnerability in the WiFi captive portal CGI script that allows remote attackers to ex...
How severe is CVE-2026-26213?
CVE-2026-26213 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.
Is there a patch for CVE-2026-26213?
Check the references section above for vendor advisories and patch information. Affected products include: Thingino Thingino Firmware.