CVE-2023-39309 HIGH

CVE-2023-39309: WordPress Avada Builder plugin <= 3.11.1 - Auth. SQL Injection vulnerability

Vendor Themefusion

Product Fusion Builder

Weakness CWE-89 · SQLi

Published March 28, 2024

Last update April 28, 2026

View on NVD All CVEs

CVSS base score

8.5/10

Attack vector Network

Attack complexity Low

Privileges required Low

User interaction None

Confidentiality High

Integrity None

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:L

What the vulnerability does

01Description

Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection') vulnerability in ThemeFusion Fusion Builder.This issue affects Fusion Builder: from n/a through 3.11.1.

Explanation of Vulnerability in Simple Terms

02Summary

Fusion Builder versions up to 3.11.1 contain a SQL injection vulnerability in a database query that does not properly sanitize user input. An authenticated user with low privileges can craft a malicious request to extract sensitive data from the site's database or disrupt database operations. The vulnerability affects multiple users and components due to scope change.

What an attacker can do

03Attacker Capabilities

Extract sensitive data from the database or cause database errors and service disruption.

Potential impact on your site

04Site Impact

Unauthorized access to database contents including user data, posts, and configuration; potential site downtime.

Conditions required to exploit

05Prerequisites

Attacker must be logged in with a low-privilege account (e.g., subscriber or contributor role).

Key dates

06Disclosure timeline

March 28, 2024 CVE published

April 28, 2026 Record updated

External resources

07References

NVD — National Vulnerability Database https://nvd.nist.gov/vuln/detail/CVE-2023-39309 CWE — Common Weakness Enumeration https://cwe.mitre.org/data/definitions/89.html AskarLabs — CWE-89 write-up SQL Injection

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