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Extra Fees Plugin for WooCommerce

Extra Fees Plugin for WooCommerce adds conditional fees to checkout based on configured product or order conditions.

Extra Fees Plugin for WooCommerce (woo-conditional-product-fees-for-checkout) is a WordPress plugin with 2 published CVE records in this archive. The latest tracked vulnerability was published Oct 29, 2026; the highest published CVSS base score is 8.8.

Plugin slug: woo-conditional-product-fees-for-checkout

CVE-2026-116866: Extra Fees Plugin for WooCommerce: PHP object injection

Contributor PHP Object Injection in Extra Fees Plugin for WooCommerce <= 4.4.0 versions. The export does not disclose the endpoint, input parameter, vulnerable function or detailed input-processing path. No additional exploit mechanics are inferred. Untrusted deserialization may create PHP objects; code execution requires a usable gadget chain and its prerequisites, neither of which is established by this record. The structured affected range is n/a through 4.4.0.

PublishedOct 29, 2026
Safe version guidanceSee mitigation notes
Published vulnerabilities for woo-conditional-product-fees-for-checkout
Safe version
Oct 29, 2026 CVE-2026-116866
Extra Fees Plugin for WooCommerce: PHP object injection
Contributor PHP Object Injection in Extra Fees Plugin for WooCommerce <= 4.4.0 versions. The export does not disclose the endpoint, input parameter, vulnerable function or detailed input-processing path. No additional exploit mechanics are inferred. Untrusted deserialization may create PHP objects; code execution requires a usable gadget chain and its prerequisites, neither of which is established by this record. The structured affected range is n/a through 4.4.0.
See mitigation notes
CVE8.8
Apr 08, 2026 CVE-2026-39671
Extra Fees Plugin for WooCommerce: Cross-site request forgery
Extra Fees Plugin for WooCommerce is affected by cross-site request forgery. Exposure depends on how the affected operation is made reachable by the site. Exploitation relies on a signed-in privileged user submitting an attacker-controlled request. The published affected range is <= 4.3.3.
See mitigation notes
CVE7.1