EUVD-2026-23209

| CVE-2026-3875 MEDIUM

2026-04-16 Wordfence

GHSA-2jv9-g2gr-pf4j

XSS WordPress Betterdocs Knowledge Base Docs Faq Solution For Elementor Block Editor

6.4

CVSS 3.1

CVSS VectorNVD

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Changed

Confidentiality

Low

Integrity

Low

Availability

None

Lifecycle Timeline

Analysis Generated

Apr 16, 2026 - 07:50 vuln.today

DescriptionNVD

The BetterDocs plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'betterdocs_feedback_form' shortcode in all versions up to, and including, 4.3.8. This is due to insufficient input sanitization and output escaping on user supplied shortcode attributes. 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.

AnalysisAI

Stored Cross-Site Scripting in BetterDocs WordPress plugin versions up to 4.3.8 allows authenticated attackers with contributor-level access to inject arbitrary JavaScript into pages via the 'betterdocs_feedback_form' shortcode due to insufficient input sanitization and output escaping. Injected scripts execute in the browsers of all users who view affected pages, enabling account compromise, credential theft, or malware distribution. …

Analysis

Detailed AI-generated intelligence summary covering attack vector, impact assessment, affected versions, remediation steps, and indicators of compromise.

POChttps://••••••••••.com/exploit

PATCHhttps://••••••••••.com/patch

ADVISORYhttps://••••••••••.com/advisory

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EUVD-2026-23209 vulnerability details – vuln.today

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