Description

Cross-site Scripting (XSS) stored vulnerability in Tawk Live Chat. This vulnerability allows an attacker to execute JavaScript code in the victim's browser by uploading a malicious PDF with JavaScript payload through the chatbot. The PDF is stored by the application and subsequently displayed without proper sanitisation when other users access it. This vulnerability can be exploited to steal sensitive user data, such as session cookies, or to perform actions on behalf of the user.

INFO

Published Date :

2025-10-20T09:56:03.749Z

Last Modified :

2025-10-20T18:57:41.235Z

Source :

INCIBE
AFFECTED PRODUCTS

The following products are affected by CVE-2025-8349 vulnerability.

Vendors Products
Tawk
  • Tawk.to Live Chat
REFERENCES

Here, you will find a curated list of external links that provide in-depth information to CVE-2025-8349.

URL Resource
https://www.incibe.es/en/incibe-cert/notices/aviso/cross-site-scripting-xss-stored-tawk-live-chat cve-icon cve-icon
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CVSS Vulnerability Scoring System

Detailed values of each vector for above chart.
Attack Vector
Attack Complexity
Attack Requirements
Privileges Required
User Interaction
VS Confidentiality
VS Integrity
VS Availability
SS Confidentiality
SS Integrity
SS Availability