Chainlit AI framework bugs let hackers breach cloud environments

Published on January 21, 2026

Two high-severity vulnerabilities in Chainlit, a popular open-source framework for building conversational AI applications, allow reading any file on the server and leak sensitive information. [...]

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Cisco fixes Unified Communications RCE zero day exploited in attacks

January 21, 2026
Cisco has fixed a critical Unified Communications and Webex Calling remote code execution vulnerability, tracked as CVE-2026-20045, that has been actively exploited as a zero-day in attacks. [...]

Zendesk ticket systems hijacked in massive global spam wave

January 21, 2026
People worldwide are being targeted by a massive spam wave originating from unsecured Zendesk support systems, with victims reporting receiving hundreds of emails with strange and sometimes alarming subject lines. [...]