CVE-2026-51645 Information disclosure in n/a
Unauthenticated attackers can obtain the administrative username via a crafted POST request to the router's CGI interface.
- 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-2026-51645?
CVE-2026-51645 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 getPasswordCfg function of TOTOLINK T6 4.1.5cu.748_B20211015 allows unauthenticated attackers to obtain the administrative username via sending a crafted POST request to /cgi-bin/cstecgi.cgi.
Weakness: CWE-284
Which versions are affected by CVE-2026-51645?
How do I fix CVE-2026-51645?
No fix has been published for CVE-2026-51645 yet. Limit exposure of the affected software until one is available.
Is CVE-2026-51645 being exploited?
There is no known exploitation of CVE-2026-51645 in the wild and no public exploit code.
Sources
Also known as GHSA-6vvj-95pg-p2j8.