CVE-2026-19656
Last modified
CVE-2026-19656 is a critical-severity vulnerability rated 9.9/10 on the CVSS scale. 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.. EPSS estimates a 0.29% chance of exploitation in the next 30 days.
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.
Metrics
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Scada-Lts | Scada-Lts | 2.7.8.1 |
References
- https://www.tenable.com/security/research/tra-2026-55Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Analyzed
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