CVE-2020-37244 HIGH

CVE-2020-37244: WordPress Plugin Supsystic Membership 1.4.7 SQL Injection via sidx

Vendor Supsystic
Product Membership
Weakness CWE-89 · SQLi
Published May 16, 2026
Last update May 18, 2026

CVSS base score

8.8/10
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Confidentiality
Integrity

CVSS vector

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:L/VA:N/SC:N/SI:N/SA:N

What the vulnerability does

01Description

Supsystic Membership 1.4.7 contains an SQL injection vulnerability that allows unauthenticated attackers to execute arbitrary SQL queries by injecting malicious code through the 'search' and 'sidx' parameters. Attackers can send GET requests to the badges module with crafted payloads to extract sensitive database information using time-based blind or UNION-based SQL injection techniques.

Explanation of Vulnerability in Simple Terms

02Summary

Supsystic Membership versions 1.4.7 and later contain a SQL injection vulnerability accessible over the network without authentication. An attacker can craft malicious input to execute arbitrary SQL queries against the site's database, potentially reading or modifying sensitive data including user credentials and membership records.

What an attacker can do

03Attacker Capabilities

Execute SQL queries to read or modify the site database without logging in.

Potential impact on your site

04Site Impact

Attackers can steal user data, membership records, and credentials, or corrupt the database.

Conditions required to exploit

05Prerequisites

Network access to the site; no authentication or user interaction required.

Key dates

06Disclosure timeline

May 16, 2026 CVE published
May 18, 2026 Record updated

Related vulnerabilities

08Related CVE