CVE-2026-19657

ScadaLTS Unauthenticated Reflected XSS

MEDIUM

6.1

CVSS Score

Published: August 12, 2026 at 07:14 PM UTC

Updated: October 23, 2026 at 07:10 PM UTC

1 product affected across 1 vendorScada-LTS

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Severity

MEDIUM6.1

Exploit prediction

EPSS 0.3%

SSVC

No known exploit

Description

ScadaLTS 2.7.8.1 reflects user-supplied input into an HTML response without sanitization. An unauthenticated attacker who lures a victim into visiting a crafted URL can execute arbitrary JavaScript in the context of the victim's browser session.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Scada-LTS · SCADA Lts

95%

2.7.8.1

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (1)

Third Party Advisory

Source: cverecord

https://www.tenable.com/security/research/tra-2026-55

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

6.1MEDIUMtenable

Attack Vector: NETWORK
Complexity: LOW
Privileges: NONE
User Interaction: REQUIRED
Scope: CHANGED
Confidentiality: LOW
Integrity: LOW
Availability: NONE

Vector?

Quick Info

StatusANALYZED

CWE

CWE-79

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