Stored Cross-Site Scripting in BetterDocs Plugin for WordPress
CVE-2026-3875

6.4MEDIUM

Key Information:

Vendor

WordPress
Status
Betterdocs – Knowledge Base Docs & Faq Solution For Elementor & Block Editor
Vendor
CVE Published:
16 April 2026

What is CVE-2026-3875?

The BetterDocs plugin for WordPress has a vulnerability that allows for Stored Cross-Site Scripting via the 'betterdocs_feedback_form' shortcode. This issue arises from inadequate input sanitization and output escaping concerning attributes supplied by users. Authenticated attackers with contributor-level access or higher can potentially exploit this vulnerability by injecting malicious web scripts into pages, leading to execution whenever a user visits the compromised page. This could pose significant security risks to both site administrators and visitors.

Affected Version(s)

BetterDocs – Knowledge Base Docs & FAQ Solution for Elementor & Block Editor 0 <= 4.3.8

References

https://www.wordfence.com/threat-intel/vulnerabilities/id...
https://plugins.trac.wordpress.org/changeset?old_path=bet...

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

Muhammad Yudha - DJ
.