CVE-2026-45714 CubeCart: Server-Side Template Injection (SSTI) in Smarty Templates leading to RCE
Authenticated administrators can execute arbitrary OS commands via Server-Side Template Injection in CubeCart's Smarty templates.
- Exploited in the wild
- Not known
- Login needed
- An administrator
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-45714?
CVE-2026-45714 is a critical code injection vulnerability in cubecart v6, published on 13 May 2026. An attacker needs administrator access to exploit it, with no action from the victim.
Official description
CubeCart is an ecommerce software solution. Prior to 6.7.0, an Authenticated Server-Side Template Injection (SSTI) vulnerability exists in multiple modules of CubeCart (including Email Templates, Invoices, Documents, and Contact Forms). The application unsafely evaluates user-supplied input using the Smarty template engine without enabling Smarty Security Policies. This allows any authenticated user with administrative privileges to execute arbitrary operating system commands (RCE) on the server. This vulnerability is fixed in 6.7.0.
Which versions are affected by CVE-2026-45714?
How do I fix CVE-2026-45714?
No fix has been published for CVE-2026-45714 yet. Limit exposure of the affected software until one is available.
Upgrade, and never evaluate templates, expressions or code built from user input. More about Code injection.
Is CVE-2026-45714 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-45714 exists.
Sources
Also known as GHSA-pcfr-xgc9-xfv6.