What’s Vulnerable › Vulnerabilities

CVE-2023-5241: AI ChatBot <= 4.8.9 and 4.9.2 - Authenticated (Subscriber+) Directory Traversal to Arbitrary File Write via qcld_openai_upload_pagetraining_file

• Severity: high (CVSS 8.1 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 2.6% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2023-10-19 · updated 2026-06-17
• Weakness: CWE-22

Description

The AI ChatBot for WordPress is vulnerable to Directory Traversal in versions up to, and including, 4.8.9 as well as 4.9.2 via the qcld_openai_upload_pagetraining_file function. This allows subscriber-level attackers to append "<?php" to any existing file on the server resulting in potential DoS when appended to critical files such as wp-config.php.

Affected products

• quantumcloud WPBot – AI ChatBot for Live Support, Lead Generation, AI Services: before 4.9.1; 4.9.2 — fixed in 4.9.1

How to fix

Upgrade to a fixed version: quantumcloud WPBot – AI ChatBot for Live Support, Lead Generation, AI Services 4.9.1. Check the vendor advisory for mitigations.

References

• https://plugins.trac.wordpress.org/browser/chatbot/trunk/includes/openai/qcld-bot-openai.php#L376
• https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&new=2977505%40chatbot%2Ftrunk&old=2967435%40chatbot%2Ftrunk&sfp_email=&sfph_mail=
• https://www.wordfence.com/threat-intel/vulnerabilities/id/25199281-5286-4d75-8d27-26ce215e0993?source=cve
• http://packetstormsecurity.com/files/175371/WordPress-AI-ChatBot-4.8.9-SQL-Injection-Traversal-File-Deletion.html
• https://plugins.trac.wordpress.org/browser/chatbot/trunk/includes/openai/qcld-bot-openai.php#L376
• https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&new=2977505%40chatbot%2Ftrunk&old=2967435%40chatbot%2Ftrunk&sfp_email=&sfph_mail=
• https://www.wordfence.com/threat-intel/vulnerabilities/id/25199281-5286-4d75-8d27-26ce215e0993?source=cve

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