The Smash Balloon Social Post Feed WordPress plugin before 4.1.6 does not validate and escapes some of its shortcode attributes before outputting them back in the page, which could allow users with a role as low as a contributor to perform Stored Cross-Site Scripting attacks against logged-in admins.
Affected Software
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Smash_balloon_social_post_feed | Smashballoon | * | 4.1.6 (excluding) |