CVE-2026-8039
Deferred Deferred - Pending Action
Stored XSS in Fancy Testimonials WordPress Plugin

Publication date: 2026-06-18

Last updated on: 2026-06-18

Assigner: Wordfence

Description
The Fancy Testimonials plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'author' shortcode attribute in the 'testimonial' shortcode in all versions up to, and including, 1.0 due to insufficient input sanitization and output escaping. 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.
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Meta Information
Published
2026-06-18
Last Modified
2026-06-18
Generated
2026-06-19
AI Q&A
2026-06-18
EPSS Evaluated
2026-06-18
NVD
CVE-2026-8039
EUVD
EUVD-2026-37867
Affected Vendors & Products
Showing 1 associated CPE
Vendor Product Version / Range
fancy_testimonials plugin to 1.0 (inc)
Helpful Resources
Exploitability
CWE
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KEV
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CWE ID Description
CWE-79 The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.
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Executive Summary

The Fancy Testimonials plugin for WordPress has a Stored Cross-Site Scripting (XSS) vulnerability in the 'author' shortcode attribute of the 'testimonial' shortcode. This vulnerability exists in all versions up to and including version 1.0. It is caused by insufficient input sanitization and output escaping.

Authenticated attackers with Contributor-level access or higher can exploit this vulnerability to inject arbitrary web scripts into pages. These scripts will execute whenever any user accesses the injected page.

Impact Analysis

This vulnerability can allow attackers with Contributor-level access or above to inject malicious scripts into your website pages. These scripts can execute in the context of users visiting those pages, potentially leading to theft of user data, session hijacking, or other malicious actions.

Because the vulnerability is a Stored Cross-Site Scripting issue, the malicious code persists on the site and affects all users who view the compromised pages.

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