23 Jul, 2026

Windows LegacyHive zero-day flaw gets free, unofficial patches

Free unofficial patches are available for a recently disclosed Windows zero-day flaw that allows attackers to escalate privileges on up-to-date Windows systems. The vulnerability (dubbed LegacyHive and without a CVE ID for easy tracking) was found by a security researcher using the “Nightmare Eclipse” handle in the Windows User Profile Service. Nightmare Eclipse disclosed it the day […]

3 mins read

Estée Lauder discloses data breach via Oracle E-Business flaw

Cosmetics giant Estée Lauder is notifying customers of a data breach after hackers exploited a flaw in Oracle E-Business Suite that the company used for human resources (HR) operations. The company says that last month it identified an intrusion that had occurred on August 9, 2025, which led to the threat actor obtaining ” personal information of certain […]

2 mins read

SonicWall SMA1000 flaws exploited as zero-days to push custom malware

Two recently disclosed SonicWall SMA1000 vulnerabilities were exploited in zero-day attacks for weeks, allowing threat actors to install custom malware on vulnerable VPN appliances. Last week, SonicWall warned that threat actors were actively exploiting two previously undisclosed vulnerabilities in an exploit chain that affected SMA1000 Secure Mobile Access appliances. The flaws, tracked as CVE-2026-15409, a critical server-side […]

3 mins read

Hackers steal $23.7 million in crypto from Ostium in off-chain attack

The Ostium trading platform announced that an attacker stole $23.75 million from its liquidity provider vault last week, after compromising off-chain infrastructure used to feed prices into the protocol. According to an update from the platform yesterday, the attacker submitted illegitimate price reports disguised as valid ones, then rapidly opened and closed large positions to generate […]

2 mins read

Cursor, Codex, Gemini CLI, Antigravity hit by sandbox escapes

Security researchers broke out of the sandboxes in four widely used AI coding agents, including Cursor, OpenAI’s Codex, Google’s Gemini CLI and Antigravity, without attacking the sandbox head-on. The agent stays inside the box and follows every rule. It just writes a file that a trusted tool outside the box later runs, loads, or scans, […]

4 mins read

JadePuffer agentic attacks now target AI model data with ransomware

The JadePuffer autonomous AI agent has upgraded with custom malware called EncForge that focuses on encrypting AI assets, such as training datasets, vector databases, and model checkpoints. JadePuffer was disclosed earlier this month as an agentic threat actor (ATA) capable of running autonomously through the stages of a ransomware attack, from initial access to data encryption. Cloud security […]

3 mins read

New HollowGraph malware uses Microsoft Graph for stealthy C2 comms

A malicious component dubbed HollowGraph uses the calendar feature in compromised Microsoft 365 mailboxes as a command-and-control channel to receive attacker commands and exfiltrate stolen data. Researchers analysing the module believe it is part of the Cavern command-and-control framework that has been previously linked to an Iranian threat actor targeting entities in Israel. At least 12 systems […]

3 mins read

Hugging Face discloses breach linked to autonomous AI agent

The Hugging Face artificial intelligence repository disclosed that attackers gained access to internal datasets and credentials after breaching its production infrastructure using an autonomous AI agent system. Hugging Face is an open-source AI and machine learning platform that provides access to over 45,000 models from leading AI providers and is used by more than 50,000 […]

3 mins read

Microsoft confirms Windows Server Update Services sync delays

Microsoft is working to fix a known issue affecting Windows Server Update Services (WSUS) servers, which has caused synchronization problems for more than a week. WSUS was introduced almost twenty years ago to help IT administrators schedule updates for Microsoft products on enterprise networks from a single local update server, rather than updating each endpoint […]

2 mins read

Windows KB5121767 OOB update fixes shutdowns on some Dell PCs

Microsoft has released emergency updates to fix a known issue causing some Dell PCs to experience performance issues or shut down after installing the July 2026 Windows 11 security updates. As detailed when Microsoft acknowledged the issue on Tuesday, it affects only Dell systems that have installed the KB5101650 cumulative update on Windows 11 25H2 and 24H2 devices. […]

2 mins read