Vulnerability · Published Apr 29, 2024 · Assigned by mitre
CVE-2024-33905
Medium 4.6
In plain English
A medium-severity cross-site scripting in the affected software. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 1.1% (higher than 65% of all known vulnerabilities).
Severity (CVSS 3.1)4.6Medium
Exploit odds (30 days)1.1%top 35.1% of all CVEs
Exploited in the wildNo reportsCISA SSVC: poc
Attack toolingNoneno public tooling known
Official description
In Telegram WebK before 2.0.0 (488), a crafted Mini Web App allows XSS via the postMessage web_app_open_link event type.
Affected products (as reported)
Weakness: CWE-79 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:L
References
- 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
- [oss-security] 20240430 Re: Telegram Web app XSS / Session Hijacking 1-click mailing-list