CVE-2026-82795 in SolarView Compact
Summary
by MITRE • 09/14/2026
SolarView Compact contains a cross-site scripting vulnerability in Schedule Settings and Mail Send Setting. If this vulnerability is exploited, an arbitrary OS command may be executed by an attacker who can log in to the product.
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Analysis
by VulDB Data Team • 09/14/2026
The SolarView Compact software presents a critical security deficiency characterized by a Cross-Site Scripting (XSS) flaw within its Schedule Settings and Mail Send Setting configuration interfaces. This vulnerability stems from insufficient input validation and sanitization mechanisms when processing user-supplied data entered into these specific modules. While XSS is traditionally categorized as an issue affecting client-side web applications, in the context of industrial control system software like SolarView Compact, which often utilizes embedded web servers for remote management and monitoring, this flaw carries significantly more severe implications than typical browser-based attacks. The core technical failure lies in the application's inability to properly encode or filter special characters within user inputs before rendering them back into the HTML response without proper context-aware escaping. This allows an attacker who has successfully authenticated to the system to inject malicious script payloads that are then executed by the victim's browser session with the privileges of the logged-in user.
The operational impact of this vulnerability extends far beyond simple defacement or cookie theft, which are common outcomes for standard XSS exploits. Due to the specific architecture and integration capabilities of SolarView Compact, a successful exploitation can lead to arbitrary Operating System command execution on the host machine running the software. This escalation occurs because the injected scripts may interact with underlying system APIs, ActiveX controls, or other privileged components that bridge the web interface with the operating system environment. An attacker leveraging this flaw could manipulate scheduled tasks or email configurations to trigger commands that compromise the integrity of the SCADA network. Such actions might include modifying operational parameters, disrupting energy monitoring processes, or using the compromised workstation as a pivot point for further lateral movement within the industrial control network.
From a classification perspective, this vulnerability aligns with CWE-79, which defines Improper Neutralization of Input During Web Page Generation commonly known as Cross-site Scripting. The ability to execute arbitrary commands elevates the severity significantly, potentially mapping towards CWE-78, Improper Neutralization of Special Elements used in an OS Command (OS Command Injection), depending on how the script interacts with backend processes. In terms of adversary tactics, this exploit scenario corresponds to ATT&CK technique T1059, Command and Scripting Interpreter, specifically within the context of client-side execution leading to system compromise. The attack vector requires initial authentication, placing it in the category of authenticated attacks that leverage trusted credentials to bypass perimeter defenses.
Mitigation strategies must address both immediate remediation and long-term architectural improvements. Immediate actions should include applying vendor-provided patches or updates that specifically resolve the input validation flaws in the Schedule Settings and Mail Send Setting modules. If patching is not immediately feasible, access controls should be strictly enforced to ensure only authorized personnel can log into these specific configuration areas. Network segmentation plays a crucial role here; SolarView Compact instances should reside on isolated VLANs separate from general corporate networks to limit exposure to potential attackers who might gain initial footholds elsewhere in the infrastructure. Additionally, implementing strict Content Security Policy headers and ensuring that all web-based interfaces for industrial software adhere to secure coding standards can reduce the risk of script injection. Regular security audits focusing on input validation across all user-facing forms are essential to prevent similar vulnerabilities from persisting or emerging in other modules of the application suite.