CVE-2025-3276: SKT Blocks – Gutenberg based Page Builder <= 1.9 - Authenticated (Contributor+) Stored Cross-Site Scripting
First published: Sat Apr 12 2025(Updated: )
The SKT Blocks – Gutenberg based Page Builder plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the Post Carousel block in all versions up to, and including, 1.9 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.
Credit: security@wordfence.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| SKT Blocks | <=1.9 |
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Reference Links
Frequently Asked Questions
What is the severity of CVE-2025-3276?
CVE-2025-3276 has been classified as a stored cross-site scripting vulnerability, which can lead to severe security implications.
How do I fix CVE-2025-3276?
To remediate CVE-2025-3276, upgrade the SKT Blocks – Gutenberg based Page Builder plugin to version 1.10 or later.
Who is affected by CVE-2025-3276?
CVE-2025-3276 affects users of the SKT Blocks – Gutenberg based Page Builder plugin for WordPress, specifically versions up to and including 1.9.
What causes CVE-2025-3276?
CVE-2025-3276 is caused by insufficient input sanitization and output escaping within the Post Carousel block of the plugin.
Can CVE-2025-3276 be exploited by unauthenticated users?
CVE-2025-3276 requires an authenticated user to exploit the stored cross-site scripting vulnerability.
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