CVE-2016-20075
WordPress Ultimate Product Catalog 3.8.6 Arbitrary File Upload RCE
- State
- Published
- Severity
- 8.7 High
- Published
- Jun 15, 2026
- Updated
- Jul 15, 2026
- Reserved
- Jun 15, 2026
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.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 8.7 High | 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 | VulnCheck |
| 3.1 | 8.8 High | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H | VulnCheck |
Weaknesses
- CWE-863 Incorrect Authorization
Affected Products
| Product | Versions |
|---|---|
Ultimate Product CatalogEtoilewebdesign |
|
References
- ExploitDB-40012exploit
- Official Product Homepageproduct
- VulnCheck Advisory: WordPress Ultimate Product Catalog 3.8.6 Arbitrary File Upload RCEthird-party-advisory
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