CVE-2026-66658 in Reviewer Plugin
Summary
by MITRE • 08/13/2026
Subscriber SQL Injection in Reviewer <= 3.14.2 versions.
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Analysis
by VulDB Data Team • 08/13/2026
The vulnerability identified as subscriber sql injection in reviewer versions up to 3.14.2 represents a critical security flaw that allows unauthorized users to manipulate database queries through malicious input. This issue affects the subscription management functionality of the reviewer application, where user inputs are not properly sanitized before being incorporated into sql statements. The vulnerability stems from improper input validation and output encoding practices within the application's backend processing logic.
The technical implementation of this flaw occurs when the application processes subscriber data without adequate parameterization or input sanitization measures. Attackers can craft malicious sql payloads that exploit the vulnerable code paths, potentially gaining access to sensitive subscriber information including personal details, subscription records, and other confidential data stored in the underlying database. This type of injection vulnerability typically falls under the common weakness enumeration CWE-89 which specifically addresses sql injection flaws in software applications.
The operational impact of this vulnerability extends beyond simple data theft, as it can enable attackers to modify or delete subscriber records, escalate privileges within the system, and potentially establish persistent access points through the compromised subscription management module. The affected versions suggest a widespread issue that could impact numerous installations where the reviewer application is deployed for managing user subscriptions and related services.
Mitigation strategies should prioritize immediate patching of affected versions to the latest stable release that addresses the sql injection vulnerability. Additionally, implementing proper input validation mechanisms, using parameterized queries, and enforcing principle of least privilege access controls can significantly reduce the risk exposure. Organizations should also conduct thorough security assessments of their subscriber management systems and implement monitoring solutions to detect anomalous database access patterns that could indicate exploitation attempts.
The vulnerability aligns with several tactics identified in the attack pattern taxonomy including credential access through data manipulation and privilege escalation via database compromise. Security teams should implement comprehensive logging and audit procedures for all subscription-related operations, as well as establish network segmentation controls to limit potential lateral movement if exploitation occurs. Regular security testing including penetration testing and automated vulnerability scanning should be conducted to identify similar injection flaws in other application components that may present comparable risks to organizational data integrity and confidentiality.