LeakWatch 2025 - Security incidents, IT scandals and alerts for calendar week 51

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This article is one source in a clustered incident — the cluster page carries the summary, timeline and every other outlet covering it.

Zero-Day Vulnerability in AsyncOS Affects Secure Email Gateway and Web Security Appliances A zero-day vulnerability has been identified in the AsyncOS operating system, impacting Secure Email Gateway and Web Security Appliances. These systems serve as central filters for email and web traffic, potentially exposing users to security risks. Details on the exploit and patch status remain limited. 1 sources 27