18-Year-Old Linux SCTP Flaw Could Let Local Users Gain Root and Escape Containers

A use-after-free bug in Linux’s SCTP networking code can be turned into full root on a host, and Tencent researchers say they used it to escape a container and reach the machine underneath. The flaw has existed since 2008. The fix already shipped: stable kernels 7.1.6, 6.18.42, 6.12.101 and 6.6.148, released August 3, close it. … Weiterlesen

Growing Up The Hard Way

Open Source had a great childhood. For two decades it got to be a kid. It ran around barefoot, gave everything away, trusted strangers, and never once thought about who was watching. It ran the kind of lemonade stand that took IOUs from anyone who wandered up — take what you need, pay me back … Weiterlesen

New WordPress Pre-Auth XSS Could Lead to PHP Code Execution – Patch ASAP

WordPress has fixed a pre-authentication reflected cross-site scripting (XSS) flaw in its login screen that affects every version of the content management system. pwn.ai demonstrated how the flaw can be chained into PHP code execution on the server when a logged-in administrator interacts with an attacker-controlled page. Tracked as CVE-2026-64638 (CVSS score: 8.9), the Quelle: Zum Originalbeitrag

Claude Code and Gemini CLI Flaws Let a GitHub Issue Reach CI Workflow Secrets

A GitHub issue opened by an account with no repository privileges was enough to execute code on the CI runners behind Anthropic’s and Google’s own coding-agent repositories. On OpenAI’s, it was enough to hijack the next agent run. Novee Security ran the attack against each vendor’s agent in the configuration that the vendor ships by … Weiterlesen

Malware Can Abuse Windows Hello for Business Keys for Persistent Entra ID Access

Entra ID researcher Dirk-jan Mollema demonstrated that malware already running in a signed-in Windows session can silently use the victim’s Windows Hello for Business key to authenticate to Microsoft Entra ID. The attacker can then establish longer-term cloud access, register a device it controls, obtain a Primary Refresh Token (PRT), and add further authentication methods … Weiterlesen

New NatJack Attacks Hijack TCP Sessions and Spoof DNS by Manipulating NAT Tables

Security researcher Malcolm Stagg has disclosed a new attack class called NatJack that manipulates network address translation (NAT) connection state to hijack active TCP sessions, spoof DNS responses, expose mapped ports, and exhaust NAT tables. Presented at Black Hat USA 2026, the research found affected behavior across independently developed implementations, including Windows and Quelle: Zum Originalbeitrag

AI-Assisted HTTP Terminator Finds Novel HTTP Desync Techniques and Apache Zero-Day

PortSwigger says HTTP Terminator, an artificial intelligence (AI)-assisted research system built by James Kettle, generated and proved new HTTP desynchronization techniques after exploring 30,000 candidate attack vectors. PortSwigger said a separate human-guided discovery cascade also exposed a zero-day in Apache Traffic Server. Kettle said HTTP Terminator tested 30,000 websites where scanning Quelle: Zum Originalbeitrag

Microsoft 365 AitM Phishing Hijacks Accounts to Collect Payroll and Finance Emails

Cybersecurity researchers have called attention to an active „widespread email-driven phishing campaign“ that employs adversary-in-the-middle (AitM) techniques to take control of Microsoft 365 accounts with an aim to identify key personnel involved in financial workflows and gather related email. „The campaign uses residential proxies to disguise malicious sign-ins as ordinary consumer traffic, Quelle: Zum Originalbeitrag

Cisco Patches 12 SD-WAN and IOS XE Flaws, Including Three 9.8 CVSS Score Bugs

Cisco has rolled out updates to address multiple critical security vulnerabilities impacting Catalyst SD-WAN and IOS XE Software as part of a comprehensive internal security review. The security issues affect Cisco Catalyst SD-WAN Software, regardless of device configuration, and Cisco IOS XE Software when it is running in autonomous or controller mode. „These vulnerabilities were … Weiterlesen

New Zapscape KVM Flaw Could Let Privileged L1 Guest Code Escape to Linux Hosts

Zapscape, a new Linux kernel vulnerability, could allow an attacker with kernel privileges inside an L1 guest virtual machine (VM) to escape KVM isolation and execute code on the host. The risk applies when nested virtualization is exposed to untrusted guests. The flaw is tracked as CVE-2026-64561 and affects KVM/x86’s shadow memory management unit (MMU), which manages … Weiterlesen