Known vulnerabilities in Product Code for WooCommerce

This plugin will allow a user to add up to two additional internal product identifiers to the order process in addition to the GTIN, EAN, SKU, or UPC.

2Reported vulnerabilities

6.4Highest CVSS score

1.5.11Latest version

1,000+Active installs

What to do now

Update Product Code for WooCommerce to 1.5.1 or later. 2 of these have a fixed version available. Updating resolves them.

Plugin last updated: January 14, 2026 / Tested up to WordPress: 6.9.7 / View on wordpress.org

Reported vulnerabilities

Ordered by how urgently they need attention — whether a vulnerability is actually being exploited, and how likely exploitation is, rather than CVSS severity alone.

CVE	Severity	Exploit probability next 30 days	Affected versions	Fixed in	Published
CVE-2023-51669	Medium 6.4	0.3%	1.4.4 and earlier	`1.4.5`	December 27, 2023
CVE-2025-48264	Medium 4.3	0.1%	1.5.0 and earlier	`1.5.1`	May 19, 2025

Sources: vulnerability records from NVD, exploitation from CISA KEV, exploit probability from EPSS. Affected versions come from CPE ranges or from the reporting CNA.