CVE-2026-19110 in DataGear
Summary
by MITRE • 08/07/2026
A vulnerability was determined in DataGear up to 5.0.0. The impacted element is the function HtmlTplDashboardWidgetHtmlRenderer of the file HtmlTplDashboardWidgetHtmlRenderer.java of the component Chart Name Handler. This manipulation of the argument Title causes cross site scripting. It is possible to initiate the attack remotely. The exploit has been publicly disclosed and may be utilized. The vendor was contacted early about this disclosure but did not respond in any way.
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Analysis
by VulDB Data Team • 08/07/2026
The vulnerability identified in DataGear version 5.0.0 represents a critical cross-site scripting flaw within the HtmlTplDashboardWidgetHtmlRenderer.java component, specifically affecting the Chart Name Handler module. This weakness resides in the function responsible for rendering dashboard widgets and processing HTML templates, creating an avenue for malicious code injection through improperly sanitized input parameters.
The technical implementation of this vulnerability stems from inadequate input validation and sanitization within the Title argument handling mechanism. When user-supplied data is directly incorporated into HTML output without proper encoding or escaping, it creates an environment where attackers can inject malicious scripts that execute in the context of other users' browsers. This particular flaw demonstrates a classic XSS vulnerability pattern where the application fails to neutralize potentially harmful characters and sequences that could alter the intended execution flow of web content.
The operational impact of this vulnerability extends beyond simple data theft or session hijacking, as it enables remote code execution capabilities through browser-based attacks. An attacker exploiting this vulnerability could potentially perform actions such as stealing user credentials, modifying dashboard configurations, or redirecting users to malicious websites. The fact that the exploit has been publicly disclosed and is actively utilized in the wild significantly increases the risk exposure for affected systems, as attackers no longer need to discover the vulnerability through research.
The lack of vendor response following early notification creates additional operational concerns, as organizations using DataGear versions up to 5.0.0 face prolonged exposure without official patches or mitigations. This delay in vendor acknowledgment compounds the security risk and may indicate potential gaps in the software supply chain's security monitoring capabilities. Organizations should consider immediate mitigation strategies while awaiting official vendor responses or patches.
Security practitioners should implement comprehensive input validation measures including strict sanitization of all user-provided parameters before rendering them in HTML contexts, along with proper output encoding to prevent script execution. The vulnerability aligns with CWE-79 which categorizes cross-site scripting flaws, and follows ATT&CK technique T1203 for exploitation through web application vulnerabilities. Organizations should also consider implementing content security policies and regular security assessments to identify similar weaknesses in their web applications.
Mitigation strategies should include immediate deployment of input sanitization rules, browser-based security controls such as CSP headers, and network-level monitoring for suspicious traffic patterns. The vulnerability highlights the importance of maintaining current software versions and establishing proactive communication channels with vendors regarding security concerns. Organizations should also implement regular penetration testing and code review processes to identify and remediate similar issues before they can be exploited by malicious actors in the broader threat landscape.