CVE-2026-4798: SQL Injection in Avada Builder WordPress Plugin
Platform
wordpress
Component
fusion-builder
Fixed in
3.15.2
CVE-2026-4798 describes a time-based SQL Injection vulnerability discovered in the Avada Builder plugin for WordPress. This vulnerability allows unauthenticated attackers to inject malicious SQL queries, potentially leading to the extraction of sensitive information from the database. The vulnerability affects versions 0.0.0 through 3.15.1 and has been resolved in version 3.15.2, released on May 13, 2026.
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Impact and Attack Scenarios
Successful exploitation of CVE-2026-4798 could allow an attacker to bypass authentication and directly query the WordPress database. This could result in the exfiltration of sensitive data such as user credentials, customer information, order details, and potentially even database schema information. The attacker could use this information to gain further access to the WordPress site, compromise other users, or launch additional attacks. The requirement for WooCommerce to have been previously used and then deactivated adds a layer of specificity to the attack vector, but significantly expands the potential attack surface if that condition is met. This vulnerability shares similarities with other SQL injection attacks, where attackers manipulate database queries to gain unauthorized access.
Exploitation Context
CVE-2026-4798 was published on May 13, 2026. Its severity is rated as HIGH (CVSS 7.5). There are currently no public Proof-of-Concept (POC) exploits available, but the vulnerability's nature makes it a likely target for exploitation. It is not currently listed on KEV or EPSS, indicating a low to medium probability of active exploitation. Monitor WordPress security forums and vulnerability databases for updates.
Threat Intelligence
Exploit Status
CISA SSVC
CVSS Vector
What do these metrics mean?
- Attack Vector
- Network — remotely exploitable over the internet. No physical or local access required. Widest attack surface.
- Attack Complexity
- Low — no special conditions required. Attacker can exploit reliably without depending on rare configurations or timing.
- Privileges Required
- None — unauthenticated. No login or credentials needed to exploit.
- User Interaction
- None — attack is automatic and silent. Victim does nothing: no click, no file open.
- Scope
- Unchanged — impact is limited to the vulnerable component itself.
- Confidentiality
- High — complete confidentiality loss. Attacker can read all data: credentials, keys, personal data.
- Integrity
- None — no integrity impact. Attacker cannot modify data.
- Availability
- None — no availability impact. Service remains fully operational.
Affected Software
Weakness Classification (CWE)
Timeline
- Reserved
- Published
Mitigation and Workarounds
The primary mitigation for CVE-2026-4798 is to immediately upgrade the Avada Builder plugin to version 3.15.2 or later. If upgrading is not immediately feasible due to compatibility issues or breaking changes, consider temporarily disabling the Avada Builder plugin to prevent exploitation. As a short-term workaround, implement a Web Application Firewall (WAF) rule to filter requests containing suspicious SQL syntax in the ‘productorder’ parameter. Carefully review and sanitize all user inputs within the Avada Builder plugin to prevent future SQL injection vulnerabilities. After upgrading, confirm the fix by attempting to inject a simple SQL query via the ‘productorder’ parameter and verifying that it is properly sanitized and does not result in a database error.
How to fix
Update to version 3.15.2, or a newer patched version
Frequently asked questions
What is CVE-2026-4798 — SQL Injection in Avada Builder WordPress Plugin?
CVE-2026-4798 is a SQL Injection vulnerability affecting the Avada Builder plugin for WordPress versions 0.0.0–3.15.1. It allows attackers to inject malicious SQL queries via the ‘product_order’ parameter, potentially extracting sensitive data.
Am I affected by CVE-2026-4798 in Avada Builder WordPress Plugin?
You are affected if your WordPress site uses the Avada Builder plugin in versions 0.0.0 through 3.15.1, and WooCommerce was previously used and then deactivated. Check your plugin version immediately.
How do I fix CVE-2026-4798 in Avada Builder WordPress Plugin?
Upgrade the Avada Builder plugin to version 3.15.2 or later. If immediate upgrade is not possible, disable the plugin or implement a WAF rule to filter malicious requests.
Is CVE-2026-4798 being actively exploited?
While no public exploits are currently available, the vulnerability's nature makes it a likely target. Monitor security advisories and forums for updates.
Where can I find the official Avada Builder advisory for CVE-2026-4798?
Refer to the official Avada Builder website and WordPress plugin repository for the latest security advisory and update information regarding CVE-2026-4798.
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