Description
The Flexible Captcha WordPress plugin through 4.1 does not validate and escape some of its shortcode attributes before outputting them back in a page/post where the shortcode is embed, which could allow users with the contributor role and above to perform Stored Cross-Site Scripting attacks
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| — | Flexible Captcha | ≤ 4.1 | — |
References
- https://wpscan.com/vulnerability/af9cbb4a-42fc-43c5-88f3-349b417f1a6a exploit vdb-entry technical-description