CVE-2024-32507 in Login with Phone Number Plugin
Summary
by MITRE • 05/17/2024
Incorrect Privilege Assignment vulnerability in Hamid Alinia Login with phone number login-with-phone-number.This issue affects Login with phone number: from n/a through <= 1.7.16.
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Analysis
by VulDB Data Team • 04/02/2026
The CVE-2024-32507 vulnerability represents a critical privilege assignment flaw within the Login with phone number WordPress plugin developed by Hamid Alinia. This security weakness manifests in the plugin's handling of user permissions and access controls, potentially allowing unauthorized individuals to escalate their privileges within the affected system. The vulnerability specifically impacts versions ranging from the initial release through version 1.7.16, indicating a prolonged exposure window where systems could remain vulnerable. The issue stems from improper validation of user roles and permissions during the authentication process, creating a pathway for privilege escalation attacks that could compromise the entire WordPress installation.
The technical implementation of this vulnerability involves the plugin's failure to properly validate or assign user privileges during the phone number authentication workflow. When users attempt to log in using their phone numbers, the system should verify that appropriate access controls are maintained and that no unauthorized privilege elevation occurs. However, the flaw allows malicious actors to manipulate the authentication process, potentially enabling them to assume higher privileges than initially granted. This misconfiguration typically occurs in the backend processing logic where user roles are assigned or modified during the login sequence, creating an opportunity for attackers to exploit the system's trust model.
From an operational standpoint, this vulnerability poses significant risks to WordPress installations that rely on the affected plugin for user authentication. Attackers could potentially exploit this weakness to gain administrator-level access to websites, leading to complete system compromise, data theft, or unauthorized modifications. The impact extends beyond simple privilege escalation as it could enable attackers to install malicious plugins, modify website content, access sensitive user data, or establish persistent backdoors within the compromised environment. Organizations using this plugin without proper mitigation measures face substantial risk of security breaches that could result in regulatory compliance violations and reputational damage.
Security professionals should immediately implement mitigation strategies including updating to the latest version of the plugin where the vulnerability has been addressed, implementing additional authentication layers such as two-factor authentication, and conducting thorough security audits of affected systems. The vulnerability aligns with CWE-276, which specifically addresses improper privilege assignment, and could be categorized under ATT&CK technique T1078 for valid accounts and privilege escalation. Organizations should also consider implementing web application firewalls to monitor for exploitation attempts and establish monitoring procedures to detect unusual privilege assignment patterns within their authentication systems. Regular vulnerability assessments and penetration testing should be conducted to identify similar misconfigurations that could provide attackers with similar opportunities for unauthorized access.