CVE-2026-57701 in Real Estate Manager Pro Plugin
Summary
by MITRE • 07/23/2026
Unauthenticated Cross Site Scripting (XSS) in Real Estate Manager Pro <= 12.8.5 versions.
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Analysis
by VulDB Data Team • 07/23/2026
This vulnerability represents a critical security flaw in the Real Estate Manager Pro plugin affecting versions up to and including 12.8.5, where unauthenticated users can execute malicious scripts within the context of the affected website. The issue stems from insufficient input validation and output encoding mechanisms that fail to properly sanitize user-supplied data before rendering it in web pages. This allows attackers to inject malicious javascript code through various input vectors such as search parameters, form fields, or URL parameters that are not adequately filtered or escaped.
The technical implementation of this vulnerability falls under the CWE-79 category of Cross Site Scripting, specifically representing a stored XSS variant where malicious payloads can persist in the application's database and execute whenever affected pages are accessed by other users. The flaw exists in the plugin's handling of user-generated content without proper sanitization processes that would neutralize potentially dangerous script tags, event handlers, or javascript protocols. Attackers can exploit this by crafting malicious inputs that contain script code which gets executed when other users view the affected pages, potentially leading to session hijacking, credential theft, or redirection to malicious sites.
From an operational perspective, this vulnerability creates significant risk for real estate websites that rely on the plugin for property listings, contact forms, or user interactions. The unauthenticated nature means attackers do not require valid credentials to exploit the flaw, making it particularly dangerous as any visitor to the site could be targeted. The impact extends beyond simple script execution to potential data exfiltration, where malicious scripts can capture user input, steal cookies, or make unauthorized API calls to external servers. This vulnerability also enables attackers to modify website content, inject advertisements, or redirect users to phishing sites, potentially damaging brand reputation and compromising user trust.
The attack surface for this vulnerability includes any functionality within the plugin that accepts user input without proper validation, particularly search features, contact forms, property detail pages, and administrative interfaces that might not properly escape output. According to ATT&CK framework category TA0001, this represents a privilege escalation vector through initial access via web application exploitation. Mitigation strategies should include immediate patching to version 12.8.6 or later which addresses the input validation gaps, implementing proper content security policies to restrict script execution, and deploying web application firewalls that can detect and block malicious payloads. Organizations should also conduct thorough input sanitization processes, implement output encoding for all dynamic content, and perform regular security audits of third-party plugins to identify similar vulnerabilities.
Security practitioners should consider this vulnerability as part of a broader assessment of web application security posture, particularly focusing on the OWASP Top Ten categories related to injection flaws and cross-site scripting. The remediation process requires not only updating the vulnerable plugin but also implementing proper input validation frameworks that can handle various encoding schemes and character sets. Additionally, organizations should establish monitoring protocols to detect unusual traffic patterns or content modifications that might indicate exploitation attempts, while maintaining regular vulnerability scanning schedules to identify similar issues in other web applications and plugins within their infrastructure ecosystem.