CVE-2025-5336

Description

The Click to Chat plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the ‘data-no_number’ parameter in all versions up to, and including, 4.22 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.

PUBLISHED Reserved 2025-05-29 | Published 2025-06-14 | Updated 2026-04-08 | Assigner Wordfence

Problem types

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

Product status

Timeline

Credits

Asaf Mozes finder

References

www.wordfence.com/...-a08b-4c25-ac33-d9b7498f5a2c?source=cve

wordpress.org/plugins/click-to-chat-for-whatsapp/

plugins.trac.wordpress.org/...w/inc/assets/js/dev/app.dev.js

plugins.trac.wordpress.org/...w/inc/assets/js/dev/app.dev.js

plugins.trac.wordpress.org/changeset/3309693/

cve.org (CVE-2025-5336)

nvd.nist.gov (CVE-2025-5336)

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