CVE-2026-82789 Code injection in CONPROSYS HMI System(CHS)
Authenticated attackers can execute arbitrary code via eval injection in CONPROSYS HMI System, posing a risk to industrial control environments.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-82789?
CVE-2026-82789 is a high-severity code injection vulnerability in Contec CONPROSYS HMI System(CHS), published on 14 Sep 2026. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
An improper neutralization of directives in dynamically evaluated code ('Eval Injection') issue exists in CONPROSYS HMI System(CHS). If exploited, arbitrary code may be executed by an attacker who can log in to the product.
Weakness: CWE-95
Which versions are affected by CVE-2026-82789?
How do I fix CVE-2026-82789?
No fix has been published for CVE-2026-82789 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-2026-82789 being exploited?
There is no known exploitation of CVE-2026-82789 in the wild and no public exploit code.
Sources
Also known as GHSA-6c68-h54j-7c3w.