---
id: CVE-2026-91833
title: WX Subscribe <= 1.2.1 - Unauthenticated SQLi via 'attach' Parameter
summary: >-
  The WX Subscribe  微信支付付费订阅 WordPress plugin through 1.2.1 does not sanitise
  and escape a parameter before using it in a SQL statement, allowing
  unauthenticated attackers to perform SQL injection attacks on installs where
  the payment key …
severity: medium
cvss: 6.8
cvssVector: 'CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:N/A:N'
cvssSource: adp
cwe:
  - CWE-89
product: WX Subscribe  微信支付付费订阅
affected:
  - wx_subscribe <= 1.2.1
ssvc:
  exploitation: none
  automatable: 'no'
  technicalImpact: partial
  timestamp: '2026-10-16T14:42:44.830836Z'
published: '2026-10-16'
updated: '2026-10-16'
sourceUpdated: '2026-10-16T14:49:22.203Z'
source: CVEORG
sourceUrl: 'https://www.cve.org/CVERecord?id=CVE-2026-91833'
references:
  - url: 'https://wpscan.com/vulnerability/1086b82e-1105-4484-a49b-456ed5f45bf8/'
tags:
  - cve.org
epss: 0.00177
epssPercentile: 0.06775
ingestedAt: '2026-10-16T07:01:11.492Z'
---

## Overview

The WX Subscribe  微信支付付费订阅 WordPress plugin through 1.2.1 does not sanitise and escape a parameter before using it in a SQL statement, allowing unauthenticated attackers to perform SQL injection attacks on installs where the payment key has not been configured.

## Affected

- `wx_subscribe <= 1.2.1`

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.