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OpenAdvisories
High · 8.8 CVE-2016-20075 EUVD-2016-10887GHSA-9r69-x87g-5765

WordPress Ultimate Product Catalog 3.8.6 Arbitrary File Upload RCE

Published Jun 15, 2026 · Updated Jul 15, 2026 · Assigned by VulnCheck

Description

WordPress Ultimate Product Catalog 3.8.6 contains an arbitrary file upload vulnerability that allows authenticated users with contributor, editor, author, or administrator roles to upload malicious files by exploiting the custom fields functionality. Attackers can upload PHP shells through the Products tab custom file field and access them via the upcp-product-file-uploads directory to execute arbitrary code on the server.

Affected products

VendorProductAffectedFixed
Etoilewebdesign Ultimate Product Catalog 3.8.6 —

References