Pack2TheRoot: Critical Linux Privilege Escalation Flaw in PackageKit Affects 12+ Years of Releases (CVE-2026-41651)
Deutsche Telekom's Red Team has disclosed Pack2TheRoot (CVE-2026-41651), a critical local privilege escalation flaw in the PackageKit daemon affecting all major Linux distributions across 12+ years of releases,...
CISA Adds Two Actively Exploited SimpleHelp Vulnerabilities to KEV Catalog — May 8 Patch Deadline
CISA has added two chained vulnerabilities in SimpleHelp remote support software — CVE-2024-57726 (missing authorization) and CVE-2024-57728 (path traversal) — to its KEV catalog after confirming active exploitation....
Windows Defender Triple Zero-Day: BlueHammer, RedSun, and UnDefend Actively Exploited in the Wild
Three critical zero-day vulnerabilities — BlueHammer (CVE-2026-33825), RedSun, and UnDefend — have been discovered in Windows Defender's remediation engine. All three allow local privilege escalation to SYSTEM level...
Three Windows Defender Zero-Days Exploited in the Wild: BlueHammer Patched, RedSun and UnDefend Still Unpatched
A security researcher dropped three Windows Defender zero-day exploits in 13 days — BlueHammer (CVE-2026-33825), RedSun, and UnDefend. All three are now confirmed active in live attacks, with...
PoC Exploit Leaked for Unpatched Windows Privilege Escalation Zero-Day ‘BlueHammer’
A disgruntled researcher has published a working exploit for BlueHammer, an unpatched Windows local privilege escalation zero-day that abuses Windows Defender's update mechanism. Fully patched Windows 10, 11,...
Windows Zero-Day “BlueHammer” Exploit Code Released — SYSTEM Privileges at Risk
Exploit code has been publicly released for BlueHammer, a Windows zero-day privilege escalation vulnerability that allows attackers to gain full SYSTEM or administrator access. The availability of working...