CVE-2025-4583 Cross-site scripting in Smash Balloon Instagram Feed Pro
Authenticated contributors can inject arbitrary scripts via the data-plugin attribute, leading to stored XSS execution on victim pages.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2025-4583?
CVE-2025-4583 is a medium-severity cross-site scripting vulnerability in https://profiles.wordpress.org/smub/ Smash Balloon Instagram Feed Pro, published on 29 May 2025. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.
Official description
The Smash Balloon Social Photo Feed – Easy Social Feeds Plugin plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the `data-plugin` attribute in all versions up to, and including, 6.9.0 (Free) and 6.8.0 (Pro) 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.
Weakness: CWE-79
Which versions are affected by CVE-2025-4583?
How do I fix CVE-2025-4583?
No fix has been published for CVE-2025-4583 yet. Limit exposure of the affected software until one is available.
Escape output for the context it lands in and set a strict Content Security Policy. Upgrading the affected component is the real fix. More about Cross-site scripting.
Is CVE-2025-4583 being exploited?
There is no known exploitation of CVE-2025-4583 in the wild and no public exploit code.
Sources
Also known as GHSA-jcgm-66fg-63fv.