Known vulnerabilities in Upsell Funnel Builder for WooCommerce – Create Upsells, Cross-Sells, Order Bumps, Frequently Bought, and Popups.

Upsell Funnel Builder lets you create WooCommerce Upsells, Order Bumps, One Click upsell, Cross-Sells, Frequently Bought, and Popups.

4Reported vulnerabilities

7.2Highest CVSS score

3.1.5Latest version

3,000+Active installs

What to do now

Update Upsell Funnel Builder for WooCommerce – Create Upsells, Cross-Sells, Order Bumps, Frequently Bought, and Popups. to 3.1.6 or later. 4 of these have a fixed version available. Updating resolves them.

Plugin last updated: May 29, 2026 / Tested up to WordPress: 7.0.4 / 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-2026-81288	High 7.2	0.3%	3.1.5 and earlier	`3.1.6`	September 1, 2026
CVE-2025-59565	Medium 6.4	0.2%	3.0.7 and earlier	`3.0.8`	September 22, 2025
CVE-2026-49110	Medium 5.3	0.4%	3.1.4 and earlier	`3.1.5`	June 4, 2026
CVE-2025-3743	Medium 5.3	0.4%	0 to 3.0.0 (inclusive)	`3.0.1`	April 25, 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.