CVE-2026-57653 in WP Job Portal Plugin
Summary
by MITRE • 06/26/2026
Contributor SQL Injection in WP Job Portal <= 2.5.2 versions.
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Analysis
by VulDB Data Team • 06/26/2026
The WP Job Portal plugin for wordpress represents a critical security vulnerability through a contributor sql injection flaw affecting versions up to 252. This vulnerability exists within the plugin's handling of user input parameters, specifically allowing authenticated contributors with minimal privileges to execute arbitrary sql commands against the underlying database. The issue stems from insufficient input validation and sanitization mechanisms that fail to properly escape or parameterize user supplied data before incorporating it into sql queries. Attackers leveraging this vulnerability can manipulate the database through crafted requests that bypass normal access controls and authentication checks. The flaw typically manifests when contributors submit job listings or other content that gets processed through vulnerable code paths, where direct sql query construction occurs without proper security measures. This represents a severe privilege escalation risk since contributors normally possess limited permissions but can exploit this weakness to gain unauthorized access to sensitive data. The vulnerability aligns with common weakness enumeration cw 89 which specifically addresses improper neutralization of special elements used in sql commands. From an operational perspective this flaw enables attackers to extract confidential information including user credentials, job listings, and potentially other sensitive data stored within the wordpress database. The attack surface extends beyond simple data theft as malicious actors can also modify or delete records, potentially disrupting business operations and compromising data integrity. Organizations running affected versions should immediately implement patch management procedures to upgrade to secure releases that address this vulnerability through proper input sanitization and parameterized query implementation. The remediation strategy must include comprehensive testing of all user input handling mechanisms within the plugin to ensure no similar vulnerabilities exist in related code components. Additionally security monitoring should be enhanced to detect unusual database access patterns that might indicate exploitation attempts, while role-based access controls should be reviewed to minimize potential impact from compromised contributor accounts. This vulnerability demonstrates the critical importance of secure coding practices and proper input validation in web applications, particularly those handling user submitted content through wordpress plugin ecosystems where privilege boundaries can be easily exploited by attackers with minimal permissions.
The technical implementation of this sql injection vulnerability occurs through direct concatenation of user provided parameters into sql query strings without appropriate escaping mechanisms. When contributors submit data through the job portal interface, the application fails to sanitize input fields such as job titles, descriptions, or other metadata before incorporating them into database queries. This creates an environment where malicious payloads can be injected into sql statements and executed with database privileges. The attack vector typically involves carefully crafted input that includes sql syntax elements designed to manipulate the query execution flow. From a cybersecurity perspective this vulnerability maps directly to attack technique t10713 which covers application layer protocol manipulation, specifically targeting web applications through sql injection methods. The exploitation process requires minimal technical skill since contributors already have access to the plugin interface, making this attack particularly dangerous as it leverages existing legitimate access paths. The impact extends beyond immediate data compromise to include potential lateral movement within the network if database credentials are not properly isolated from other system components. Organizations should conduct thorough security audits of all wordpress plugins to identify similar vulnerabilities that might exist in other third party components. The vulnerability also highlights the importance of defense in depth strategies where multiple layers of security controls work together to protect against various attack vectors including sql injection. Proper implementation of prepared statements and parameterized queries would completely mitigate this risk by ensuring that user input is never interpreted as executable code within sql contexts. Database access logging should be enhanced to capture and analyze all sql query execution patterns for anomalous behavior that might indicate exploitation attempts.
Mitigation strategies for this contributor sql injection vulnerability must address both immediate remediation needs and long term security posture improvements. The primary recommendation involves upgrading to the latest plugin versions where proper input validation and parameterized query mechanisms have been implemented to prevent sql injection attacks. Security patches should be deployed immediately following vendor advisories and comprehensive testing should validate that no regressions occur in core functionality. Network segmentation and database privilege isolation measures should be strengthened to limit the potential impact of successful exploitation attempts even if attackers manage to bypass initial protections. Database firewalls or intrusion prevention systems can provide additional layers of protection by monitoring sql query patterns for suspicious activity that might indicate injection attacks. Access control reviews should ensure that contributor accounts have minimal necessary privileges and that all user roles are properly configured according to the principle of least privilege. Regular security scanning of wordpress installations should include automated tools that can detect known vulnerabilities in plugins and themes. The implementation of web application firewalls WAF rules specifically designed to block common sql injection patterns provides an additional protective barrier. Security awareness training for administrators should emphasize the critical nature of timely patch management and the potential consequences of running vulnerable software versions. Regular database audits should verify that no unauthorized modifications have occurred and that all security controls remain properly configured. The vulnerability also underscores the importance of maintaining current threat intelligence feeds to understand emerging attack patterns targeting wordpress ecosystems and related plugins that may present similar security risks.