CVE-2021-47933
WordPress MStore API 2.0.6 Arbitrary File Upload
- State
- Published
- Severity
- 9.3 Critical
- Published
- May 10, 2026
- Updated
- May 11, 2026
- Reserved
- Feb 1, 2026
Description
WordPress MStore API 2.0.6 contains an arbitrary file upload vulnerability that allows unauthenticated attackers to upload malicious files by sending POST requests to the REST API endpoint. Attackers can upload PHP files with arbitrary names to the config_file endpoint to achieve remote code execution on the server.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 9.3 Critical | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N | VulnCheck |
| 3.1 | 9.8 Critical | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H | VulnCheck |
Weaknesses
- CWE-306 Missing Authentication for Critical Function
Affected Products
| Product | Versions |
|---|---|
MStore APImstore |
|
References
- ExploitDB-50379exploit
- Official Product Homepageproduct
- VulnCheck Advisory: WordPress MStore API 2.0.6 Arbitrary File Uploadthird-party-advisory
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