CVE-2026-71273 OpenBK7231T CSRF in /cfg_wifi_set Leading to Implicit Web Password Disable and WiFi Hijack
Cross-site request forgery in OpenBK7231T allows attackers to disable web admin passwords and hijack WiFi settings via GET requests.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2026-71273?
CVE-2026-71273 is a medium-severity vulnerability in openshwprojects OpenBK7231T_App, published on 5 Aug 2026. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.
Official description
OpenBK7231T's /cfg_wifi_set endpoint (src/httpserver/http_fns.c) accepts configuration changes via a plain GET request with no CSRF token. If the parameter is absent from the request, an else-branch silently clears the device's web admin password to an empty string.
Weakness: CWE-352
Which versions are affected by CVE-2026-71273?
How do I fix CVE-2026-71273?
No fix has been published for CVE-2026-71273 yet. Limit exposure of the affected software until one is available.
Is CVE-2026-71273 being exploited?
There is no known exploitation of CVE-2026-71273 in the wild and no public exploit code.
Sources
Also known as GHSA-hxw9-fq53-ph7w.