CVE-2026-57751 in Heateor Social Login Plugin
Summary
by MITRE • 07/02/2026
Unauthenticated Cross Site Request Forgery (CSRF) in Heateor Social Login <= 1.1.39 versions.
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Analysis
by VulDB Data Team • 07/02/2026
This vulnerability represents a critical security flaw in the Heateor Social Login plugin for WordPress, affecting versions up to and including 1.1.39. The issue stems from insufficient anti-CSRF protection mechanisms within the plugin's authentication flow, allowing malicious actors to execute unauthorized actions on behalf of authenticated users without their knowledge or consent. The vulnerability manifests when users access compromised websites or web applications that utilize this plugin, creating a pathway for attackers to manipulate user sessions and perform privileged operations.
The technical implementation of this CSRF flaw involves the absence of proper validation tokens or state parameters in critical administrative endpoints. When legitimate users interact with the plugin's functionality, such as modifying social login settings or managing user connections, the system fails to verify that requests originate from authenticated users through proper session validation or anti-CSRF token mechanisms. This creates a scenario where attackers can craft malicious requests that appear to come from legitimate users, exploiting the trust relationship between the web application and its users. The vulnerability specifically impacts the plugin's administrative interfaces and configuration management functions.
The operational impact of this vulnerability extends beyond simple unauthorized access, as it enables attackers to potentially modify critical system configurations, compromise user accounts, or manipulate social login integrations within affected WordPress installations. An attacker could leverage this flaw to disable security features, change administrator credentials, or redirect users to malicious websites through compromised social login mechanisms. Given that the plugin integrates with various social media platforms for authentication purposes, successful exploitation could lead to broader compromise of user identities across multiple services, making this particularly dangerous in environments where social login is extensively used.
Organizations should prioritize immediate remediation by upgrading to the latest version of the Heateor Social Login plugin, which includes proper CSRF protection mechanisms. Security teams must also implement additional monitoring for suspicious administrative activities and verify that all WordPress installations are running supported plugin versions. The vulnerability aligns with CWE-352, which specifically addresses Cross-Site Request Forgery weaknesses, and follows patterns commonly seen in web application security flaws categorized under the ATT&CK framework's privilege escalation techniques. Network administrators should consider implementing web application firewalls to detect and block suspicious cross-site request patterns while maintaining comprehensive audit logs of administrative activities.
The broader implications highlight the critical importance of validating all user interactions in web applications, particularly those involving privileged operations or configuration changes. This vulnerability demonstrates how seemingly minor security oversights in third-party plugins can create significant attack surfaces within WordPress ecosystems. Security professionals should conduct thorough audits of all installed plugins and themes to identify similar vulnerabilities, ensuring that proper input validation and authentication mechanisms are consistently implemented across the entire web application stack. Regular security assessments and vulnerability scanning should include checks for CSRF protection implementation in all administrative interfaces and user-facing functionalities.