Description
The Nexter Blocks WordPress plugin before 5.0.2 does not sanitize uploaded SVG files and allows SVG uploads for any user able to upload files (Author by default), allowing them to upload a file containing malicious JavaScript that executes when the file is accessed, leading to Stored Cross-Site Scripting.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| — | Nexter Blocks | < 5.0.2 | 5.0.2 |
References
- https://wpscan.com/vulnerability/2405c1ef-844a-462b-8329-c09d33b255b2/ exploit vdb-entry technical-description