Zendesk ticket systems hijacked in massive global spam wave

Published on 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. [...]

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Chainlit AI framework bugs let hackers breach cloud environments

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. [...]

Cisco Fixes Actively Exploited Zero-Day CVE-2026-20045 in Unified CM and Webex

January 22, 2026
Cisco has released fresh patches to address what it described as a "critical" security vulnerability impacting multiple Unified Communications (CM) products and Webex Calling Dedicated Instance that it has been actively exploited as a zero-day in the wild.The vulnerability, CVE-2026-20045 (CVSS score: 8.2), could permit an unauthenticated remote attacker to execute arbitrary commands on the