CVE-2024-8485: CWE-639 Authorization Bypass Through User-Controlled Key in xjb REST API TO MiniProgram
The REST API TO MiniProgram plugin for WordPress is vulnerable to privilege escalation via account takeovr in all versions up to, and including, 4.7.1 via the updateUserInfo() due to missing validation on the 'openid' user controlled key that determines what user will be updated. This makes it possible for unauthenticated attackers to update arbitrary user's accounts, including their email to a @weixin.com email, which can the be leveraged to reset the password of the user's account, including administrators.
AI Analysis
Technical Summary
The xjb REST API TO MiniProgram plugin for WordPress suffers from an authorization bypass vulnerability (CWE-639) in all versions up to 4.7.1. The updateUserInfo() API endpoint fails to validate the 'openid' parameter, which controls which user account is updated. Because of this, unauthenticated attackers can modify any user's account information, including email addresses, facilitating account takeover and privilege escalation. The CVSS 3.1 base score is 9.8, reflecting the vulnerability's network attack vector, no required privileges or user interaction, and high impact on confidentiality, integrity, and availability.
Potential Impact
An attacker can update arbitrary user accounts without authentication, including administrator accounts, by manipulating the 'openid' parameter. This allows changing the email address to a controlled @weixin.com address, enabling password reset and full account takeover. The vulnerability leads to complete compromise of affected WordPress sites using this plugin version, impacting confidentiality, integrity, and availability.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is released, restrict or disable the vulnerable plugin to prevent exploitation. Monitor for updates from the vendor or WordPress plugin repository for a security patch addressing this issue.
CVE-2024-8485: CWE-639 Authorization Bypass Through User-Controlled Key in xjb REST API TO MiniProgram
Description
The REST API TO MiniProgram plugin for WordPress is vulnerable to privilege escalation via account takeovr in all versions up to, and including, 4.7.1 via the updateUserInfo() due to missing validation on the 'openid' user controlled key that determines what user will be updated. This makes it possible for unauthenticated attackers to update arbitrary user's accounts, including their email to a @weixin.com email, which can the be leveraged to reset the password of the user's account, including administrators.
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
The xjb REST API TO MiniProgram plugin for WordPress suffers from an authorization bypass vulnerability (CWE-639) in all versions up to 4.7.1. The updateUserInfo() API endpoint fails to validate the 'openid' parameter, which controls which user account is updated. Because of this, unauthenticated attackers can modify any user's account information, including email addresses, facilitating account takeover and privilege escalation. The CVSS 3.1 base score is 9.8, reflecting the vulnerability's network attack vector, no required privileges or user interaction, and high impact on confidentiality, integrity, and availability.
Potential Impact
An attacker can update arbitrary user accounts without authentication, including administrator accounts, by manipulating the 'openid' parameter. This allows changing the email address to a controlled @weixin.com address, enabling password reset and full account takeover. The vulnerability leads to complete compromise of affected WordPress sites using this plugin version, impacting confidentiality, integrity, and availability.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is released, restrict or disable the vulnerable plugin to prevent exploitation. Monitor for updates from the vendor or WordPress plugin repository for a security patch addressing this issue.
Technical Details
- Data Version
- 5.1
- Assigner Short Name
- Wordfence
- Date Reserved
- 2024-09-05T16:14:56.147Z
- Cvss Version
- 3.1
- State
- PUBLISHED
Threat ID: 699f6c2ab7ef31ef0b560a99
Added to database: 2/25/2026, 9:39:54 PM
Last enriched: 4/9/2026, 8:27:21 AM
Last updated: 4/12/2026, 3:43:06 AM
Views: 26
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