CVE-2026-51626 Information disclosure in n/a

Critical 9.1 Published Updated

Unauthenticated attackers can obtain WPS configuration and current PIN via a crafted POST request, exposing sensitive network credentials.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
Not needed
Fix
None listed

What is CVE-2026-51626?

CVE-2026-51626 is a critical vulnerability in n/a, published on 28 Aug 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official 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.

Weakness: CWE-284

Which versions are affected by CVE-2026-51626?

How do I fix CVE-2026-51626?

No fix has been published for CVE-2026-51626 yet. Limit exposure of the affected software until one is available.

Is CVE-2026-51626 being exploited?

There is no known exploitation of CVE-2026-51626 in the wild and no public exploit code.

Sources

Also known as GHSA-239m-fwjx-g3mq.

Is CVE-2026-51626 in your software?

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