CVE-2024-33905: XSS
First published: Mon Apr 29 2024(Updated: )
In Telegram WebK before 2.0.0 (488), a crafted Mini Web App allows XSS via the postMessage web_app_open_link event type.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Telegram | <2.0.0 |
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Reference Links
- https://github.com/morethanwords/tweb/commit/2153ea9878668769faac8dd5931b7e0b96a9f129/src/components/popups/webApp.ts
- https://medium.com/%40pedbap/telegram-web-app-xss-session-hijacking-1-click-95acccdc8d90
- https://www.openwall.com/lists/oss-security/2024/04/28/4
- http://www.openwall.com/lists/oss-security/2024/04/30/4
Frequently Asked Questions
What is the severity of CVE-2024-33905?
CVE-2024-33905 is classified as a medium severity vulnerability due to its potential for XSS attacks.
How do I fix CVE-2024-33905?
To fix CVE-2024-33905, update Telegram WebK to version 2.0.0 or later.
What type of attack does CVE-2024-33905 facilitate?
CVE-2024-33905 facilitates Cross-Site Scripting (XSS) attacks through a crafted Mini Web App.
Which versions of Telegram WebK are affected by CVE-2024-33905?
CVE-2024-33905 affects all versions of Telegram WebK before 2.0.0.
What impact does CVE-2024-33905 have on users?
CVE-2024-33905 can lead to session hijacking and unauthorized actions in the Telegram WebK application.
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