CVE-2026-84858

8.8 highEPSS 0.8%

High (8.8). EPSS 0.8% chance of exploitation in the next 30 days.

ScadaLTS 2.8.1-release-candidate build 0 is affected by an Authenticated Remote Code Execution via Scripting Sandbox Bypass The DWR "DataSourceEditDwr" class exposes the "validateScript" method that compiles and executes attacker-supplied JavaScript via the Rhino scripting engine. There are no authorization checks on this method and so it is possible for an attacker with access to a low privilege user to abuse this flaw by leveraging the DWR routing bypass.

Severity

CVSS 3.1

8.8 high

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS: 0.8% chance of exploitation in the next 30 days; higher than 57% of CVEs (scores of 2026-10-31)
CWE: CWE-94
Published: 2026-09-16
Modified: 2026-09-18
Record from: the NVD, synced 2026-10-19

References

https://www.tenable.com/security/research/tra-2026-60

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