CVE-2026-16740 Missing Authentication for Critical Function in TR7 Cyber Defense's TR7 ASP
Unauthenticated attackers can execute arbitrary OS commands on TR7 ASP appliances due to missing authentication on critical functions.
- 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-2026-16740?
CVE-2026-16740 is a critical missing authorization vulnerability in TR7 ASP, published on 14 Oct 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
Missing authentication for critical function vulnerability in TR7 Cyber Defense Inc. TR7 ASP on virtual appliance and TR7 Cyber Defense Inc. TR7 ASP on physical appliance allows OS Command Injection.
This issue affects TR7 ASP: from 1.0.40.236 before 1.0.1554.2331; TR7 ASP: from 1.6.42.239 before 1.6.1554.2331.
Weakness: CWE-306
Which versions are affected by CVE-2026-16740?
How do I fix CVE-2026-16740?
No fix has been published for CVE-2026-16740 yet. Limit exposure of the affected software until one is available.
Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.
Is CVE-2026-16740 being exploited?
There is no known exploitation of CVE-2026-16740 in the wild and no public exploit code.
Sources
Also known as GHSA-4q93-p2jm-73j6.