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OpenAdvisories
Medium · 6.4 CVE-2025-4577 EUVD-2025-17658GHSA-h8v5-mvp3-hf33

Smash Balloon Custom Facebook Feed <= 4.3.1 - Authenticated (Contributor+) Stored Cross-Site Scripting via `data-color` Attribute

Published Jun 10, 2025 · Updated Apr 8, 2026 · Assigned by Wordfence

Description

The Smash Balloon Social Post Feed – Simple Social Feeds for WordPress plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the data-color attribute in all versions up to, and including, 4.3.1 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with Contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

Affected products

VendorProductAffectedFixed
smub Smash Balloon Social Post Feed – Simple Social Feeds for WordPress ≤ 4.3.1 —

References