CVE-2025-30949: Guru Team Site Chat On Telegram

Critical severity, CVSS 9.8. EPSS: 0.5% chance of exploitation in the next 30 days.

Deserialization of Untrusted Data vulnerability in Guru Team Site Chat on Telegram site-chat-on-telegram allows Object Injection.This issue affects Site Chat on Telegram: from n/a through <= 1.0.4.

Affected products

• Guru Team Site Chat On Telegram: up to and including 1.0.4

Published 2025-07-16. Last modified 2026-06-17.