Medium severity6.1NVD Advisory· Published Nov 7, 2025· Updated Jun 17, 2026

CVE-2025-63639

Description

The chat feature in the application Sourcecodester FAQ Bot with AI Assistant v1.0 is vulnerable to Cross-Site Scripting (XSS) due to improper handling of user-supplied input. An attacker can inject malicious HTML or JavaScript into chat messages, which executes in the browser of any user viewing the conversation.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

Remyandrade/Faq Bot With AI Assistant
cpe:2.3:a:remyandrade:faq_bot_with_ai_assistant:1.0:*:*:*:*:*:*:*
Sourcecodester/FAQ Bot with AI Assistantllm-fuzzy2 versions
1.0+ 1 more
- (no CPE)range: 1.0
- (no CPE)

Patches

Vulnerability mechanics

References

github.com/ChuckBartowski7/Vulnerability-Research/blob/main/CVE-2025-63639/README.mdnvdExploitMitigationThird Party Advisory
www.sourcecodester.com/javascript/18413/faq-bot-ai-assistant-using-html-css-and-javascript-source-code.htmlnvdProduct

News mentions

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cvss	0.397
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ransomware	0.000