CVE-2026-65546 in Tours Plugin
Summary
by MITRE • 08/06/2026
Unauthenticated SQL Injection in Qode Tours <= 3.1.3.1 versions.
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Analysis
by VulDB Data Team • 08/06/2026
This vulnerability represents a critical security flaw in the Qode Tours WordPress plugin affecting versions up to 3.1.3.1, where an unauthenticated attacker can execute arbitrary SQL commands through malicious input parameters. The vulnerability stems from insufficient input validation and sanitization within the plugin's query processing mechanisms, allowing remote exploitation without requiring any authentication credentials or privileges. This type of weakness is classified as CWE-89 SQL Injection, which falls under the broader category of injection flaws that represent one of the most prevalent and dangerous web application security vulnerabilities according to the OWASP Top Ten project.
The technical implementation of this vulnerability occurs when user-supplied data enters the application through HTTP parameters or request variables that are directly incorporated into SQL queries without proper escaping or parameterization. Attackers can manipulate these inputs to alter the intended query structure, potentially extracting sensitive database information, modifying records, or even executing destructive operations on the underlying database system. The lack of authentication requirements makes this particularly dangerous as it allows any remote user to exploit the flaw, significantly expanding the attack surface and reducing the barriers to successful exploitation.
From an operational perspective, this vulnerability presents substantial risks to organizations using affected versions of Qode Tours, as it can lead to complete database compromise, data exfiltration, and potential system takeover. The impact extends beyond simple information disclosure to include possible privilege escalation within the database environment and the possibility of establishing persistent backdoors through malicious SQL command execution. Security frameworks such as MITRE ATT&CK categorize this vulnerability under T1190 Exploit Public-Facing Application, highlighting its potential for initial access and lateral movement within compromised environments.
Mitigation strategies should include immediate patching to versions that address the SQL injection vulnerability, implementing proper input validation and parameterized queries throughout the application codebase, and deploying web application firewalls to detect and block malicious SQL injection attempts. Organizations should also conduct thorough security assessments of their WordPress installations to identify other potential injection vulnerabilities, while maintaining robust monitoring and logging mechanisms to detect unauthorized access attempts. The remediation process must align with industry best practices for secure coding standards and follow guidelines from organizations such as the Center for Internet Security (CIS) to ensure comprehensive protection against similar vulnerabilities in the future.