CVE-2026-51626

Severity: critical (CVSS 9.1 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.5% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-08-28 · updated 2026-09-01
Weakness: CWE-284

Description

Incorrect access control in the getWiFiWpsCfg function of TOTOLINK T6 4.1.5cu.748_B20211015 allows unauthenticated attackers to obtain WPS configuration, including the current PIN, via sending a crafted POST request to /cgi-bin/cstecgi.cgi.

References

https://github.com/DarkBoulder/CVE-Vendor-Coordination/blob/main/TOTOLINK/README.md
https://github.com/ShengWu00/CVE-Vendor-Coordination/blob/main/TOTOLINK/README.md
https://www.totolink.net/
https://www.totolink.net/home/menu/detail/menu_listtpl/download/id/190/ids/36.html

Get alerted when CVE-2026-51626 or the next vulnerability affects your stack