InSEKurity of the Week (CW07/2026): Windows Shell SmartScreen Bypass Zero-Day (CVE-2026-21510)
Critical zero-day vulnerability in Windows Shell allows attackers to bypass SmartScreen and Mark of the Web protections through a single malicious click
Critical vulnerability discoveries, CVE research, and responsible disclosure reports
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Critical zero-day vulnerability in Windows Shell allows attackers to bypass SmartScreen and Mark of the Web protections through a single malicious click
Critical vulnerability in OpenClaw AI Agent enables Remote Code Execution with just one click - Authentication token exfiltration through manipulated URLs
Critical zero-day vulnerability in Cisco Unified Communications Manager and Webex actively exploited - Root access via code injection possible
Critical path traversal vulnerability in node-tar allows arbitrary file overwrite through manipulated hardlinks and symlinks in TAR archives
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