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Description

The Chatbot for WordPress by Collect.chat plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the '_inpost_head_script[synth_header_script]' post meta field in all versions up to, and including, 2.4.8 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.

PUBLISHED Reserved 2026-01-08 | Published 2026-02-14 | Updated 2026-02-17 | 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

2026-02-13:Disclosed

Credits

Deadbee finder

References

www.wordfence.com/...-ce9f-4958-8b83-cc0d5f4d4647?source=cve

plugins.trac.wordpress.org/.../collectchat/trunk/collect.php

plugins.trac.wordpress.org/...ectchat/tags/2.4.8/collect.php

plugins.trac.wordpress.org/.../collectchat/trunk/collect.php

plugins.trac.wordpress.org/...ectchat/tags/2.4.8/collect.php

cve.org (CVE-2026-0736)

nvd.nist.gov (CVE-2026-0736)

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