Stored Cross-Site Scripting Vulnerability in Network Posts Extended for WordPress
CVE-2025-3750

6.4MEDIUM

Key Information:

Vendor

WordPress
Status
Network Posts Extended
Vendor
CVE Published:
21 May 2025

What is CVE-2025-3750?

The Network Posts Extended plugin for WordPress exhibits a vulnerability whereby the 'post_height' parameter lacks sufficient input sanitization and output escaping. This flaw permits authenticated attackers with Contributor-level access or higher to inject arbitrary web scripts into affected pages. The malicious scripts execute whenever a user accesses an injected page, leading to potential compromise and manipulation of user sessions.

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Affected Version(s)

Network Posts Extended * <= 7.7.1

References

https://www.wordfence.com/threat-intel/vulnerabilities/id...
https://plugins.trac.wordpress.org/browser/network-posts-...
https://wordpress.org/plugins/network-posts-extended/#dev...

CVSS V3.1

Score:
6.4
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Changed

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Peter Thaleikis
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