CVE-2025-7728 in Scada-LTS
Summary
by MITRE • 07/17/2025
A vulnerability classified as problematic has been found in Scada-LTS up to 2.7.8.1. Affected is an unknown function of the file users.shtm. The manipulation of the argument Username leads to cross site scripting. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this issue and confirmed that it will be fixed in the upcoming release 2.8.0.
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Analysis
by VulDB Data Team • 09/11/2025
CVE-2025-7728 represents a cross site scripting vulnerability within Scada-LTS version 2.7.8.1 and earlier, specifically affecting the users.shtm file. This vulnerability falls under the CWE-79 category of Cross Site Scripting, where improper input validation allows malicious payloads to be executed within the context of a victim's browser. The flaw occurs when the Username parameter is processed without adequate sanitization, creating an avenue for attackers to inject malicious script code that can be executed by other users who view the affected page.
The technical implementation of this vulnerability demonstrates a classic input validation failure where user-supplied data enters the application without proper encoding or sanitization. When an attacker crafts a malicious Username argument containing script code, this input is directly rendered in the web page without appropriate escaping mechanisms. The vulnerability's remote exploitation capability means that attackers can trigger this flaw through web-based interfaces without requiring physical access to the system, making it particularly dangerous in industrial control environments where network accessibility is common.
The operational impact of this vulnerability in SCADA systems presents significant security risks for industrial environments where SCADA-LTS is deployed. Cross site scripting attacks in such systems can potentially lead to unauthorized access to control interfaces, data manipulation, or even system compromise if attackers can leverage the vulnerability to escalate privileges. The disclosure of the exploit increases the risk of real-world attacks, particularly in environments where operators may be targeted through social engineering or automated scanning. Given that SCADA systems often control critical infrastructure, the potential for cascading effects from a successful XSS attack could extend beyond simple data theft to include operational disruptions or safety system compromise.
Organizations using Scada-LTS should implement immediate mitigations including input validation and output encoding for all user-supplied data, particularly in web interfaces. The vendor's confirmation that a fix will be included in release 2.8.0 provides a clear remediation path, though administrators should consider implementing temporary workarounds such as web application firewalls or input filtering mechanisms until the official patch is deployed. This vulnerability aligns with ATT&CK technique T1566.001 for initial access through spearphishing attachments and T1059.001 for command and control through script injection, highlighting the multi-vector nature of the threat. The security community should monitor for additional related vulnerabilities in similar SCADA web interfaces and consider the broader implications for industrial control system security posture.