---
id: "CVE-2026-123711"
page: "https://infrastack.ai/live/CVE-2026-123711"
kind: "vulnerability"
aliases: ["CVE-2026-123711"]
title: "WPCOM Member WordPress plugin: brute-forced WeChat login codes grant account takeover"
severity: "high"
cvss: null
epss: null
exploited: false
status: "open"
category: "package"
products: [{"name": "WPCOM Member", "fixed": [], "affected": "", "ecosystem": "vendor"}]
ecosystems: ["vendor"]
tags: ["package", "self-hosted", "wechat-login", "wordpress", "wpcom-member"]
not_affected_if: ["plugin-version-1.8.3-or-later", "wechat-login-disabled"]
published_at: "2026-11-13T06:16:53+00:00"
first_seen_at: "2026-11-13T06:42:16+00:00"
updated_at: "2026-11-13T06:42:27+00:00"
sources: [{"source": "nvd", "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-123711", "first_seen_at": "2026-11-13T06:42:16+00:00"}]
exploit_sources: []
---

# WPCOM Member WordPress plugin: brute-forced WeChat login codes grant account takeover

Link for people: https://infrastack.ai/live/CVE-2026-123711 (this .md is for agents)

The WPCOM Member WordPress plugin before 1.8.3 does not limit or bind attempts to verify WeChat login codes. An unauthenticated attacker can brute-force a login code issued to another user and log in as that user, including administrators, when WeChat official-account keyword login is enabled.

_Summary, check and fix written by a model from the sources; labelled as such._

## Affected

- vendor:WPCOM Member affected range not listed fixed no fixed version listed

## How to check

- Check the installed WPCOM Member plugin version in the WordPress admin Plugins screen; versions below `1.8.3` are in the affected range.
- Check whether WeChat official-account keyword login is enabled in the plugin settings.

## Fix

- WPCOM Member plugin: move to `1.8.3` or later.

## Timeline

- 2026-11-13T06:42:16+00:00 nvd https://nvd.nist.gov/vuln/detail/CVE-2026-123711

## From the sources

The WPCOM Member WordPress plugin before 1.8.3 does not limit or bind attempts to verify WeChat login codes, allowing unauthenticated attackers to brute-force a code issued to another user and log in as that user, including administrators, when WeChat official-account keyword login is enabled.

---

_Free to read, with fair use of about 60 pages a minute. For higher limits or API access: sales@infrastack.ai_