Privilege-Escalation
CVE-2026-39860: Nix Package Manager Symlink Bug Gives Any User Root on Multi-User Installs
A critical symlink-following flaw in the Nix daemon lets unprivileged users overwrite arbitrary files as root during fixed-output derivation builds.
CVE-2026-32922: OpenClaw Privilege Escalation Lets Any Paired Device Achieve Full RCE
A missing scope validation in OpenClaw's device.token.rotate endpoint lets any device with operator.pairing scope mint admin tokens and execute arbitrary code on connected nodes.
BlueHammer: Unpatched Windows Defender Zero-Day Turns Definition Updates Into SYSTEM Shells
A disgruntled researcher leaked BlueHammer, a Windows Defender LPE zero-day that chains TOCTOU race conditions with Cloud Files oplocks to dump SAM hives and escalate to SYSTEM. No patch available.
Docker AuthZ Bypass Returns: CVE-2026-34040 Lets Attackers Create Privileged Containers With a Single Padded Request
An incomplete fix for a 2024 Docker AuthZ bypass has resurfaced as CVE-2026-34040, allowing unauthenticated container creation with host filesystem access via oversized HTTP requests.
Three High-Severity Command Injection Flaws in AWS Research and Engineering Studio Give Authenticated Users Root RCE
AWS patches three CVSS 8.8 command injection and privilege escalation bugs in Research and Engineering Studio (RES) — any authenticated user could get root on virtual desktop hosts or the cluster manager.
CVE-2026-33105: Azure Kubernetes Service RBAC Bypass Scores Perfect 10.0 CVSS
Critical AKS vulnerability allows privilege escalation to cluster admin via RBAC bypass. CVSS 10.0. Patch now.
CVE-2026-20127: Cisco SD-WAN Zero-Day Exploited for Three Years Before Disclosure
UAT-8616 abused a CVSS 10.0 auth bypass in Cisco Catalyst SD-WAN Controller and Manager since 2023, inserting rogue control-plane peers and escalating to root via a deliberate version-downgrade chain. Cisco disclosed in late February.