9.9
CRITICAL CVSS 3.1
CVE-2026-19656
ScadaLTS Authenticated Remote Code Execution
Description

ScadaLTS 2.7.8.1 exposes a server-side method that lacks authorization checks, allowing any authenticated user (including one holding only low-privilege, read-only permissions) to execute arbitrary operating system commands on the host. Successful exploitation results in code execution in the context of the ScadaLTS server process (root), leading to full compromise of the underlying system.

INFO

Published Date :

Aug. 12, 2026, 7:10 p.m.

Last Modified :

Aug. 12, 2026, 7:15 p.m.

Remotely Exploit :

Yes !

Source :

tenable
Affected Products

The following products are affected by CVE-2026-19656 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

No affected product recoded yet

CVSS Scores
The Common Vulnerability Scoring System is a standardized framework for assessing the severity of vulnerabilities in software and systems. We collect and displays CVSS scores from various sources for each CVE.
Score Version Severity Vector Exploitability Score Impact Score Source
CVSS 3.1 CRITICAL 5ac1ecc2-367a-4d16-a0b2-35d495ddd0be
Solution
Address the missing authorization check in the server-side method to prevent unauthorized command execution.
  • Implement proper authorization checks for server-side methods.
  • Restrict execution of OS commands to authorized users.
  • Update ScadaLTS to a version with the vulnerability patched.
  • Review and audit access controls for critical functions.

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2026-19656 vulnerability anywhere in the article.

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.