CVE-2026-92097 json
Click to Chat <= 4.44 - Unauthenticated Arbitrary Shortcode Execution via REQUEST_URI via {url} Placeholder
published 29d ago modified 27d ago also EUVD-2026-100770
- cvss
- 9.1
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.5%
- EPSS 0.5% chance of exploitation in 30 days, percentile 44%
- public exploits
- 0
- none known
Summary
The Click to Chat for WhatsApp plugin for WordPress is vulnerable to Arbitrary Shortcode Execution in versions up to, and including, 4.44 This is due to the greetings_dialog() function building the {url} template placeholder from a sanitize_text_field()-filtered $_SERVER['REQUEST_URI'] on archive pages and then passing the substituted greeting content to do_shortcode() in the greetings-1 and greetings-2 templates, without stripping shortcode delimiters. Because wp_kses() runs against main_content BEFORE the {url} substitution, the attacker-controlled URL bytes reach do_shortcode() unfiltered. This makes it possible for unauthenticated attackers to execute arbitrary shortcodes registered by WordPress core, the active theme, or any other plugin (e.
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Check with FencerCISA SSVC
- Exploitation
- none
- Automatable
- yes
- Technical impact
- total
- Assessed
- 27d ago
Exploit prediction
0.53% chance of exploitation in the next 30 days, higher than 44% of all scored CVEs (FIRST EPSS, 2026-11-11).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 3.1 | 9.1 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N |
Affected products
- holithemes Click to Chat – HoliThemes
Classification
- Weakness
-
- CWE-94 Improper Control of Generation of Code
- Technology feeds
References
- wordfence.com /threat-intel/vulnerabilities/id/cf625e34-1f51-42a3-8daa-a5188dea226e?source=cve
- plugins.trac.wordpress.org /browser/click-to-chat-for-whatsapp/tags/4.44/new/inc/greetings/greetings-1.php#L22
- plugins.trac.wordpress.org /browser/click-to-chat-for-whatsapp/tags/4.44/new/inc/greetings/greetings-2.php#L18
- plugins.trac.wordpress.org /browser/click-to-chat-for-whatsapp/tags/4.44/new/inc/greetings/class-ht-ctc-chat-greetings.php#L111
- plugins.trac.wordpress.org /browser/click-to-chat-for-whatsapp/tags/4.44/new/inc/greetings/class-ht-ctc-chat-greetings.php#L224
- plugins.trac.wordpress.org /changeset/3716433/click-to-chat-for-whatsapp/trunk/new/inc/greetings/greetings-1.php
Sources
- CVE List CVE-2026-92097
- NVD CVE-2026-92097
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