CVE-2025-58883 in Search Cloud One Plugin
Summary
by MITRE • 09/05/2025
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Thomas Harris Search Cloud One allows Stored XSS. This issue affects Search Cloud One: from n/a through 2.2.5.
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Analysis
by VulDB Data Team • 09/05/2025
The vulnerability identified as CVE-2025-58883 represents a critical cross-site scripting weakness within Thomas Harris Search Cloud One software platform, specifically manifesting as a stored XSS flaw that poses significant security risks to web applications utilizing this search solution. This vulnerability falls under the well-documented CWE-79 category, which defines improper neutralization of input during web page generation as a primary vector for XSS attacks. The flaw enables attackers to inject malicious scripts into web pages that are then executed in the context of other users' browsers, creating a persistent threat that can compromise user sessions and exfiltrate sensitive data.
The technical implementation of this vulnerability stems from inadequate input validation and sanitization mechanisms within the Search Cloud One application's web page generation process. When users submit content through the search interface or related functionalities, the application fails to properly sanitize or escape user-supplied data before incorporating it into dynamically generated web pages. This oversight allows malicious actors to embed JavaScript code within search queries, comments, or other user-controllable fields, which are then stored within the application's database. When other users view the affected content or navigate to pages containing the malicious input, the stored scripts execute automatically in their browsers, potentially stealing session cookies, redirecting them to malicious sites, or performing unauthorized actions on their behalf.
The operational impact of this stored XSS vulnerability extends beyond simple data theft, creating a persistent threat landscape that can be exploited for various malicious activities throughout the affected application's lifecycle. Attackers can leverage this vulnerability to establish persistent backdoors within the application environment, manipulate search results to mislead users, or conduct phishing attacks by redirecting victims to fraudulent websites that appear legitimate. The vulnerability affects all versions of Search Cloud One from the initial release through version 2.2.5, indicating a long-standing issue that has not been adequately addressed, potentially exposing numerous installations to attack. This widespread impact suggests that organizations using this search platform may be vulnerable to sophisticated attack campaigns that can compromise user trust and data integrity.
Organizations affected by this vulnerability should implement immediate mitigation strategies including comprehensive input validation, output encoding, and the implementation of Content Security Policies to prevent unauthorized script execution. The recommended approach involves deploying web application firewalls that can detect and block malicious input patterns, implementing proper sanitization routines that escape special characters in user-supplied data, and establishing regular security audits to identify similar vulnerabilities. Additionally, organizations should consider implementing the principle of least privilege for user inputs, ensuring that only necessary data is processed and displayed in web contexts. The ATT&CK framework categorizes this vulnerability under T1566 - Phishing and T1059 - Command and Scripting Interpreter, highlighting the multi-layered attack vectors that can be exploited through such XSS flaws. Regular security updates and patch management procedures should be prioritized to address this vulnerability, as the stored nature of the flaw means that once exploited, malicious code can persist even after initial remediation efforts, requiring complete input sanitization and database cleanup to ensure comprehensive protection against future exploitation attempts.