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@jsh0xCompletionist
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Weaponizing Windows Defender BTR.sys as Kernel Primitive
Adversaries can weaponize the legitimate Microsoft-signed BTR.sys remediation driver to perform arbitrary file and registry deletions from Ring 0, bypassing EDR/AV protections.
UNC1549 Iranian APT Targeting Aerospace and Defense
UNC1549, an Iranian-linked APT, targets global aerospace and defense sectors using fake career portals to deliver custom malware including MiniJunk and MiniBrowse.
Citrix NetScaler Pre-Auth Memory Overread CVE-2026-8451
A pre-authentication memory overread vulnerability (CVE-2026-8451) in Citrix NetScaler appliances configured as SAML IdPs allows for information leakage and denial of service.