The VK All in One Expansion Unit WordPress plugin before 9.86.0.0 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 Software
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Vk_all_in_one_expansion_unit | Vektor-inc | * | 9.86.0.0 (excluding) |