CVE-2023-4253: Chatbot < 4.7.8 - Admin+ Stored XSS in FAQ Builder

Severity: medium (CVSS 4.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.5% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2023-09-04 · updated 2026-06-17

Description

The AI ChatBot WordPress plugin before 4.7.8 does not sanitise and escape some of its settings, which could allow high privilege users such as admin to perform Stored Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed (for example in multisite setup)

Affected products

quantumcloud WPBot – AI ChatBot for Live Support, Lead Generation, AI Services: before 4.7.8 — fixed in 4.7.8

How to fix

Upgrade to a fixed version: quantumcloud WPBot – AI ChatBot for Live Support, Lead Generation, AI Services 4.7.8. Check the vendor advisory for mitigations.

References

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