CVE-2026-116866

HIGH 8.8

WordPress Extra Fees Plugin for WooCommerce plugin <= 4.4.0 - PHP Object Injection vulnerability

CVSS Score

8.8

EPSS Score

0.0%

EPSS Percentile

0th

Contributor PHP Object Injection in Extra Fees Plugin for WooCommerce <= 4.4.0 versions.

CWE	CWE-502
Vendor	dotstore
Product	extra fees plugin for woocommerce
Published	Oct 29, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Affected Versions

Dotstore / Extra Fees Plugin for WooCommerce

n/a ≤ 4.4.0

References

NVD ↗ CVE.org ↗ EPSS Data ↗

patchstack.com: https://patchstack.com/database/wordpress/plugin/woo-conditional-product-fees-for-checkout/vulnerability/wordpress-extra-fees-plugin-for-woocommerce-plugin-4-4-0-php-object-injection-vulnerability?_s_id=cve

Credits

Ananda Dhakal (Patchstack) | Patchstack Bug Bounty Program