CVE-2026-103688
CVE-2026-103688
- Critical
- CVSS 9.8
- EPSS 0.24%
- Fixed version listed
Summary
The Checkout Files Upload for WooCommerce WordPress plugin before 2.4.0 does not validate uploaded file types when its accepted file types setting is left empty, which it documents as the way to accept all files, allowing unauthenticated users to upload arbitrary files, including PHP files that lead to remote code…
From the CVE record.
Read the original description
CVE record
The Checkout Files Upload for WooCommerce WordPress plugin before 2.4.0 does not validate uploaded file types when its accepted file types setting is left empty, which it documents as the way to accept all files, allowing unauthenticated users to upload arbitrary files, including PHP files that lead to remote code execution on servers that execute PHP from the uploads directory.
What to do
Fixed version listed
Affected products
| Product | Affected | Fixed in |
|---|---|---|
| Unknown Checkout Files Upload for WooCommerce | before 2.4.0 | 2.4.0 |
Advisories and fixes
- Public exploit wpscan.com
Scores and signals
- Exploitation
- No known exploitation
- Severity
- Critical, CVSS 9.8 (v3.1, scored by CISA-ADP)
- EPSS
- 0.24% chance of exploitation in the next 30 days (EPSS from FIRST, as of Oct 28, 2026)
- CISA's SSVC decision points
- Exploitation: none. Automatable: yes. Technical impact: total. As of Oct 28, 2026.
- Weakness
- CWE-434: Unrestricted Upload of File with Dangerous Type
Timeline
- First listed as critical by cve.now. Affected and fixed versions come from the CVE record, once one is published.