CVE-2026-28187

HIGH 7.1

WordPress Knowledge Base for Documentation, FAQs with AI Assistance plugin <= 17.211.0 - Cross Site Scripting (XSS) vulnerability

CVSS Score

7.1

EPSS Score

0.0%

EPSS Percentile

0th

Unauthenticated Cross Site Scripting (XSS) in Knowledge Base for Documentation, FAQs with AI Assistance <= 17.211.0 versions.

CWE	CWE-79
Vendor	echoplugins
Product	knowledge base for documentation, faqs with ai assistance
Published	Aug 13, 2026

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CVSS v3 Breakdown

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Changed

Confidentiality

Low

Integrity

Low

Availability

Low

Affected Versions

echoplugins / Knowledge Base for Documentation, FAQs with AI Assistance

n/a ≤ 17.211.0

References

NVD ↗ CVE.org ↗ EPSS Data ↗

patchstack.com: https://patchstack.com/database/wordpress/plugin/echo-knowledge-base/vulnerability/wordpress-knowledge-base-for-documentation-faqs-with-ai-assistance-plugin-17-211-0-cross-site-scripting-xss-vulnerability?_s_id=cve

Credits

Coopernicus | Patchstack Bug Bounty Program