The NextScripts: Social Networks Auto-Poster plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the `[nxs_fbembed]` shortcode in all versions up to, and including, 4.4.6. This is due to insufficient input sanitization and output escaping on the `snapFB` post meta value. 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.
CVE-2026-3228 is a medium severity with CVSS 6.4 Stored Cross-Site Scripting issue affecting the Plugin NextScripts: Social Networks Auto-Poster. It affects Versions up to 4.4.6 and is fixed in 4.4.7.
CVE-2026-3228 is tracked for the Plugin NextScripts: Social Networks Auto-Poster as medium severity with CVSS 6.4. The affected range is Versions up to 4.4.6. Update NextScripts: Social Networks Auto-Poster to 4.4.7 or newer where that version is compatible with the site.
| Software Type | Plugin |
|---|---|
| Software Slug |
social-networks-auto-poster-facebook-twitter-g
View on wordpress.org
|
| CVE | CVE-2026-3228 |
| Patched Versions |
4.4.7
|
| Affected Versions |
Versions up to 4.4.6
|
These internal links group the same WordPress plugin by CVE, issue type, severity, and patch status so operators and search engines can connect the full vulnerability cluster.
NextScripts: Social Networks Auto-Poster <= 4.4.3 - Authenticated(Subscriber+) Sensitive Information Exposure
NextScripts: Social Networks Auto-Poster <= 4.4.7 - Authenticated (Contributor+) PHP Object Injection
NextScripts: Social Networks Auto-Poster <= 4.3.24 - Arbitrary Post Deletion via Cross-Site Request Forgery
NextScripts <= 4.4.6 - Reflected Cross-Site Scripting
NextScripts: Social Networks Auto-Poster <= 4.4.3 - Unauthenticated Stored Cross-Site Scripting via User Agent
NextScripts <= 4.4.2 - Reflected Cross-Site Scripting via code
NextScripts: Social Networks Auto-Poster <= 4.3.23 - Unauthenticated Stored Cross-Site Scripting
NextScripts: Social Networks Auto-Poster <= 4.3.20 - Reflected Cross-Site Scripting
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