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Description

The Client Testimonial Slider plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'aft_testimonial_meta_name' custom field in the Client Information metabox in all versions up to, and including, 2.0 due to insufficient input sanitization and output escaping on user-supplied 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 the injected administrative page.

PUBLISHED Reserved 2025-12-02 | Published 2026-01-09 | Updated 2026-01-09 | Assigner Wordfence




MEDIUM: 6.4CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N

Problem types

CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

Product status

Default status
unaffected

* (semver)
affected

Timeline

2026-01-08:Disclosed

Credits

Muhammad Yudha - DJ finder

References

www.wordfence.com/...-4e02-4b3a-9363-991dca5ee11b?source=cve

plugins.trac.wordpress.org/...runk/wp-client-testimonial.php

plugins.trac.wordpress.org/.../2.0/wp-client-testimonial.php

cve.org (CVE-2025-13897)

nvd.nist.gov (CVE-2025-13897)

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