Attackers Exploit SharePoint Authentication Bypass After Public PoC Release

Threat actors have begun to exploit a newly disclosed Microsoft SharePoint vulnerability following the release of a proof-of-concept (PoC) code. The vulnerability in question is CVE-2026-55040 (CVSS score: 9.1),... Read more »

Malicious MCP Servers Can Split Instructions to Make AI Coding Agents Exfiltrate Secrets

A malicious tool server connected to an AI coding assistant can quietly walk off with SSH keys, environment secrets, source code, and customer data without ever sending one obviously... Read more »

OpenAI’s Next AI Model Astra Shows Cyber Performance Strong Enough to Trigger Pause

OpenAI has announced that it’s pausing some “internal activities” involving its upcoming artificial intelligence (AI) model Astra after an internal evaluation found it had made significant advancements in agentic... Read more »

N-able Issues N-central Hotfix 2 as Attackers Reach Managed Systems and Persist

N-able has released a fresh round of hotfixes for N‑central as part of its investigation into ongoing exploitation of a recently disclosed security flaw in the Remote Monitoring and... Read more »

Kimsuky Builds Offline AI Stack to Boost Phishing and Automate Malware Development

North Korea’s state hackers are no longer content to type prompts into public chatbots. One of the country’s main espionage groups has begun running artificial intelligence (AI) offline on... Read more »

OpenAI, Anthropic, Google API Flaw Let Weaker AI Models Decode Stronger Models’ Reasoning

A newly disclosed flaw in the way OpenAI, Anthropic, and Google carried hidden AI reasoning between API calls let researchers recover internal reasoning and secrets from session logs, including... Read more »

New Passkey Attacks Can Recover Synced Private Keys or Bypass Phishing-Resistant MFA

Three separate research efforts last week demonstrated ways to defeat passkey protections without breaking the cryptography they rest on. Passkeys are designed to replace reusable passwords and resist phishing.... Read more »

ShieldBreak Zero-Day PoC Claims Microsoft Defender Patch Bypass With SYSTEM Access

The security researcher going by the name Chaotic Eclipse (aka INFINITE NIGHTMARE, MSNightmare, and Nightmare-Eclipse) has released a proof-of-concept (PoC) for a new Microsoft zero-day called ShieldBreak. The vulnerability,... Read more »

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... Read more »

Zoom Annotation Flaws Could Let a Meeting Participant Hijack Another Attendee’s Client

Anyone sharing their screen on a Zoom call could have taken over the computers of everyone watching, and anyone watching could have taken over the presenter’s. The flaw sat... Read more »
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