CVE-2026-3396
High
Description
WCAPF – WooCommerce Ajax Product Filter plugin is vulnerable to time-based SQL Injection via the 'post-author' parameter in all versions up to, and including, 4.2.3 due to insufficient escaping on the user supplied parameter and lack of sufficient preparation on the existing SQL query. This makes it possible for unauthenticated attackers to append additional SQL queries into already existing queries that can be used to extract sensitive information from the database.
SeverityHigh
CVSS7.5
Exploit probability—
ProductWCAPF – Ajax Product Filter for WooCommerce
PublishedApr 8, 2026
First seenApr 8, 2026
Weakness typeCWE-89SQL injection
How to fix
Sources list no fixed version or patch link for this vulnerability.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| shamimmoeen WCAPF – Ajax Product Filter for WooCommerce | v ≤ 4.2.3 | — |
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