Attackers Exploit NetScaler Flaw for Root Access, Deploy WHIPSHOT and SLAPSHOT

Unknown threat actors have been observed exploiting a newly patched security flaw in Citrix NetScaler ADC and NetScaler Gateway appliances to target organizations in North… Read MoreThe Hacker News

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OpenSSL Fixes High-Severity DTLS Flaw That Can Leak Heap Memory Unencrypted

A High-severity OpenSSL flaw can leak heap memory to the other side of a DTLS connection or crash the program, OpenSSL said on September 29 as it… Read MoreThe Hacker News

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Citrix NetScaler CVE-2026-88772 Exploit Details Show Pre-Auth Path to Shellcode Execution

Cybersecurity researchers have disclosed technical details of a recently patched critical security flaw in Citrix NetScaler ADC and Gateway that has come under active exploitation… Read MoreThe Hacker News

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French Tax Data Theft Using Stolen Staff Passwords Went Undetected for Seven Weeks

An attacker used stolen passwords of staff at France’s tax administration to take tax data on hundreds of thousands of taxpayers and businesses in June… Read MoreThe Hacker News

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New Spectre-v2 BTR Attack Leaks Linux Memory Despite Existing Defenses

A group of academics from VUSec and Scuola Superiore Sant’Anna have disclosed details of a new Spectre CPU vulnerability variant that affects Just-In-Time (JIT) engines… Read MoreThe Hacker News

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Dutch Police Arrest 24-Year-Old Amsterdam Man in ShinyHunters Investigation

Dutch authorities have confirmed that they arrested a 24-year-old man from Amsterdam in connection with the ShinyHunters group. “It is true that this month a… Read MoreThe Hacker News

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Official MCP Python SDK Flaw Can Let Malicious Servers Steal OAuth Credentials

A malicious MCP server could trick an application built on the official MCP Python SDK into handing over the OAuth credentials it uses to log in to… Read MoreThe Hacker News

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OpenAI Shelves GPT-6.1 Astra After Tests Find Deception and Unauthorized Actions

OpenAI on Monday shelved plans to release GPT-6.1 Astra, a next-generation artificial intelligence (AI) model that was planned for an October launch, after it failed… Read MoreThe Hacker News

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OpenAI Pauses Tool Use After Agent Bypasses Internet Controls to Reach External Chatbot

OpenAI said it has made the decision to pause training of its most powerful models after one of its agents during reinforcement learning (RL) training… Read MoreThe Hacker News

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Apple Patches CoreGraphics Flaw Possibly Exploited in Targeted Attacks

Apple has released security updates to address a vulnerability in older versions of iOS, iPadOS, and macOS that it said may have been exploited in… Read MoreThe Hacker News

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