WordPress Ultimate Product Catalog 3.8.6 Arbitrary File Upload RCE
Published Jun 15, 2026
8.7
HIGHCVSS 4.0
EPSS 0.32%
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
-
- Version 3.8.6StatusaffectedConstraints-
- Version
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
| Vendor | Product | Default status | Versions | ||||||
|---|---|---|---|---|---|---|---|---|---|
| Etoilewebdesign | Ultimate Product Catalog | n/a |
|
No data.
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
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
1 other source (NVD) ▾
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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
No CVSS v3.0 score for this CVE.
No CVSS v2.0 score for this CVE.
This CVE is not in the KEV list.
CISA SSVC (Vulnrichment)
Stakeholder-Specific Vulnerability Categorization from CISA ADP.
Exploitation
PoCAutomatable
NoTechnical Impact
TotalDecision
n/aAssessed Jun 15, 2026 · SSVC 2.0.3
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
Score over time
Jun–Oct 2026- EPSS v5
Percentile over time
- EPSS v5
Table of values (2 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 0.32% (0.00318) | 22.38th | v5 (v2026.06.15) |
| Jun 16, 2026 | 0.33% (0.00327) | 24.28th | v5 (v2026.06.15) |
References (3)
- http://www.EtoileWebDesign.com/ product
- https://www.exploit-db.com/exploits/40012 exploit
- https://www.vulncheck.com/advisories/wordpress-ultimate-product-catalog-arbitrary-file-upload-rce third-party-advisory
| Link | Providers | Tags |
|---|---|---|
| http://www.EtoileWebDesign.com/ | product | |
| https://www.exploit-db.com/exploits/40012 | exploit | |
| https://www.vulncheck.com/advisories/wordpress-ultimate-product-catalog-arbitrary-file-upload-rce | third-party-advisory |
Change history (0)
No recorded changes yet.