Description
The Happyforms WordPress plugin before 1.22.0 does not validate and escape some of its block options before outputting them back in a page/post where the block 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 |
|---|---|---|---|
| — | Form builder to get in touch with visitors, grow your email list and collect payments — Happyforms | < 1.22.0 | 1.22.0 |
References
- https://wpscan.com/vulnerability/b28150e7-214b-4bcd-85c0-e819c4223484 exploit vdb-entry technical-description