CVE-2016-20075

WordPress Ultimate Product Catalog 3.8.6 Arbitrary File Upload RCE

Published Jun 15, 2026 CVSS 4.0 · 8.7 High EPSS < 1% KEV · Not listed
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.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
CPEs cpe:2.3:a:etoilewebdesign:ultimate_product_catalog:3.8.6:*:*:*:*:wordpress:*:*
Type Values Removed Values Added
First Time appeared Etoilewebdesign
Etoilewebdesign ultimate Product Catalog
Wordpress
Wordpress wordpress
Vendors & Products Etoilewebdesign
Etoilewebdesign ultimate Product Catalog
Wordpress
Wordpress wordpress
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
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.
Title WordPress Ultimate Product Catalog 3.8.6 Arbitrary File Upload RCE
Weaknesses CWE-863
References
Metrics cvssV3_1

{'score': 8.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H'}

cvssV4_0

{'score': 8.7, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
VulnCheck
Published
Updated
Jul 15, 2026, 1:23 AM
Reserved
Jun 15, 2026, 11:43 AM
Status
Deferred
Published
Jun 15, 2026, 2:16 PM
Modified
Jun 17, 2026, 12:43 AM