CVE-2025-63639The 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.
Updated under an hour ago ()
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It affects remyandrade faq_bot_with_ai_assistant. Add what you run to find out whether that includes you.
No exploitation reported and no EPSS estimate yet.
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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.
- CVSS
- 6.1 MEDIUM (v3.1, NVD)CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
- Weakness (CWE)
- CWE-79
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- Not given
- NVD analysis
- Analyzed
- Record last updated
- Jun 17, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
remyandrade faq_bot_with_ai_assistant remyandrade:faq_bot_with_ai_assistant | 1.0 | NVD |
References
- https://github.com/ChuckBartowski7/Vulnerability-Research/blob/main/CVE-2025-63639/README.mdexploit, mitigation, third-party-advisory
- https://www.sourcecodester.com/javascript/18413/faq-bot-ai-assistant-using-html-css-and-javascript-source-code.htmlproduct
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.