CVE-2026-96532
Received Received - Intake

Unauthenticated Post Modification in Testimonials Widget

Publication date: 2026-09-26

Last updated on: 2026-09-26

Assigner: WPScan

Description
The Testimonials Widget WordPress plugin through 4.0.4 does not perform a capability or ownership check when handling its front-end testimonial submission form, allowing unauthenticated users to modify or create arbitrary posts, including overwriting the title, content and author of any existing post.

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Meta Information

Published
2026-09-26
Last Modified
2026-09-26
Generated
2026-09-26
AI Q&A
2026-09-26
EPSS Evaluated
N/A
NVD
CVE-2026-96532
EUVD
EUVD-2026-87540

Affected Vendors & Products

Currently, no data is known.

Helpful Resources

Exploitability

CWE
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KEV
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CWE ID Description
CWE-UNKNOWN

Attack-Flow Graph

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Executive Summary

This vulnerability affects the Testimonials Widget WordPress plugin up to version 4.0.4. It allows unauthenticated users to modify or create arbitrary posts without proper checks. Attackers can overwrite titles, content, and authors of existing posts.

Detection Guidance

Check if the Testimonials Widget plugin version 4.0.4 or below is installed on your WordPress site. Look for unauthorized post modifications or new posts created by unknown users. Review server logs for suspicious front-end testimonial submission activity.

Impact Analysis

Unauthenticated users could alter or delete important website content, change post authorship, or create misleading posts. This could damage website integrity, mislead visitors, or disrupt operations.

Compliance Impact

This vulnerability could lead to unauthorized modifications of posts, potentially exposing or altering sensitive data. For GDPR, this may result in unauthorized data processing or disclosure, violating principles of integrity and confidentiality. For HIPAA, unauthorized post changes could compromise protected health information integrity.

Mitigation Strategies

Immediately update the Testimonials Widget plugin to the latest version if available. If no update exists, consider disabling the plugin until a patch is released. Implement strict access controls on WordPress posts and monitor for unauthorized changes.

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