How to fix CVE-2025-63639?

Within 30 days: Identify affected systems running the application Sourcecodester FAQ Bot with AI Assistant and apply vendor patches as part of regular patch cycle. Verify Content-Security-Policy and output encoding.

Is Faq Bot With Ai Assistant affected by CVE-2025-63639?

Organizations using the application Sourcecodester FAQ Bot with AI Assistant should be aware of moderate risk from CVE-2025-63639, a cross-site scripting vulnerability rated CVSS 6.1. Attackers could inject scripts to steal sessions or perform actions as authenticated users.

CVE-2025-63639

MEDIUM

2025-11-07 [email protected]

XSS Faq Bot With Ai Assistant

6.1

CVSS 3.1

CVSS VectorNVD

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Changed

Confidentiality

Low

Integrity

Low

Availability

None

Lifecycle Timeline

Analysis Generated

Mar 28, 2026 - 19:21 vuln.today

PoC Detected

Nov 17, 2025 - 18:55 vuln.today

Public exploit code

CVE Published

Nov 07, 2025 - 20:15 nvd

MEDIUM 6.1

DescriptionNVD

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.

AnalysisAI

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. Rated medium severity (CVSS 6.1), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.

Technical ContextAI

This vulnerability is classified as Cross-Site Scripting (XSS) (CWE-79), which allows attackers to inject malicious scripts into web pages viewed by other users. 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. Affected products include: Remyandrade Faq Bot With Ai Assistant.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Sanitize all user input, use Content-Security-Policy headers, encode output contextually (HTML, JS, URL). Use frameworks with built-in XSS protection.

CVE-2025-63639 vulnerability details – vuln.today

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