Bleepingcomputer Microsoft Resolves Windows Task Manager Bug After KB5067036 Update
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Microsoft has addressed a bug in Windows 11 that prevented users from quitting the Task Manager after installing the optional KB5067036 update released in October 2025. This issue led to multiple instances of the Task Manager running in the background, causing performance problems such as stuttering and CPU hangs for affected users.
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Critical BeyondTrust 9.3 Vulnerability Actively Exploited by Threat Actor A critical vulnerability (CVE-2026-102764) in BeyondTrust Remote Support has been discovered and is actively being exploited by the threat group ARMORY CASTLE, reportedly linked to China. The vulnerability, which has a CVSS score of 9.3, allows unauthenticated attackers to upload files and potentially compromise host… 
Lazarus APT Launches Operation FlashHole Using AI and Post-Quantum Cryptography Kaspersky has identified a cyberespionage campaign, dubbed Operation FlashHole, attributed to the Lazarus APT group, active since July 2025. The campaign has targeted at least three organizations in South Korea's construction, software, and wire-communication sectors. Attack methods include spear-phishing emails…