CVE-2024-50491 in RSVP ME Plugin
Summary
by MITRE • 10/28/2024
Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection') vulnerability in MicahBlu RSVP ME rsvp-me allows SQL Injection.This issue affects RSVP ME: from n/a through <= 1.9.9.
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Analysis
by VulDB Data Team • 04/06/2026
The vulnerability identified as CVE-2024-50491 represents a critical SQL injection flaw within the MicahBlu RSVP ME plugin, specifically impacting versions ranging from the initial release through version 1.9.9. This weakness arises from inadequate sanitization of user-supplied input before incorporating it into SQL command structures, creating a pathway for malicious actors to manipulate database queries through crafted inputs. The vulnerability falls under the Common Weakness Enumeration category CWE-89, which specifically addresses SQL injection vulnerabilities where untrusted data is improperly incorporated into SQL commands without appropriate validation or escaping mechanisms.
The technical implementation of this flaw allows attackers to execute arbitrary SQL commands against the underlying database by manipulating parameters that are directly used in SQL queries. When user input is processed without proper neutralization, attackers can inject malicious SQL syntax that alters the intended query execution flow. This typically occurs when form fields, URL parameters, or API inputs are directly concatenated into SQL statements without appropriate parameterization or input filtering. The impact extends beyond simple data retrieval, as successful exploitation could enable attackers to extract sensitive information, modify database contents, or potentially escalate privileges within the affected system.
Operationally, this vulnerability presents a significant risk to organizations utilizing the RSVP ME plugin for event management or registration systems. The attack surface is particularly concerning given that the vulnerability affects all versions up to and including 1.9.9, suggesting a prolonged exposure window where numerous installations may remain vulnerable. Attackers could exploit this weakness to access confidential user data, including personal information, registration details, and potentially authentication credentials stored within the database. The implications are especially severe for event management platforms where sensitive user information is typically collected and stored, making this vulnerability particularly attractive to threat actors seeking to compromise user privacy and system integrity.
Mitigation strategies for CVE-2024-50491 should prioritize immediate patching of the affected plugin to the latest available version that addresses the SQL injection vulnerability. Organizations must implement proper input validation and parameterized queries throughout their applications to prevent similar issues from occurring in the future. The remediation process should include thorough code review to ensure all database interactions properly sanitize user input and employ prepared statements or parameterized queries as recommended by the OWASP Top Ten and MITRE ATT&CK framework. Additionally, implementing web application firewalls and database activity monitoring can provide additional layers of defense, while regular security assessments and vulnerability scanning should be conducted to identify and remediate similar weaknesses across the entire application portfolio.