Some Yahoo Mail users may see repeated Malwarebytes alerts caused by background connections to suspicious third-party domains. Here’s why.
Microsoft published a plugin on May 13 that lets GitHub Copilot CLI and Claude Code drive the full WinUI 3 development cycle, from project scaffolding through signed MSIX packaging. The WinUI agent plugin ships one agent, eight skills, and several supporting tools targeting the loop developers run d...
The Microsoft Copilot Studio April 2026 updates improve visibility and governance for admins and expand workflow capabilities for managing agents. Copilot surfaces agent status in the authoring experience, giving admins insight into each agent’s security and protection posture. Customers can identif...
Dell confirmed that its SupportAssist software is causing blue-screen crashes on some Windows systems following a wave of user reports about random reboots affecting Dell devices since Friday. [...]
Fresh kernel flaw comes with public exploit code and continues ugly run of highly reliable privilege escalation bugs tied to memory and page-cache handling
A bustling underground ecosystem is providing criminals with the tools to unlock iPhones—and wage phishing attacks against their contacts to access bank accounts and more.
Join Emi Polito, Forensic Analyst at Amped Software, for a look at Assisted Redaction in Amped Replay — a new tool that automatically detects people, vehicles, and license plates to streamline complex redaction tasks.
The first exploitation attempts were observed less than four hours after the authentication bypass was publicly disclosed.
The post Hackers Targeted PraisonAI Vulnerability Hours After Disclosure appeared first on SecurityWeek.
AI cyber capability is improving faster than expected, with newer models surpassing earlier projections, according to the UK government’s AI Security Institute (AISI). AISI measures AI cyber capability using “time horizon benchmarks”, which estimate how long AI systems can complete cybersecurity tas...
Pay up, or we'll pay someone to pay you a visit. Cybercrime gangs are increasingly turning to real-world threats - and even hiring local muscle to deliver the message.
Read more in my article on the Hot for Security blog.
An anonymous cybersecurity researcher who disclosed three Microsoft Defender vulnerabilities has returned with two more zero-days involving a BitLocker bypass and a privilege escalation impacting Windows Collaborative Translation Framework (CTFMON).
The security defects have been codenamed YellowKey...
Semperis study finds 74% of organizations believe AI will increase attacks on identity infrastructure
Cybersecurity leaders often have complex relationships with their boards. Many boards lack cyber expertise, and CISOs can encounter roadblocks as a result when it comes to earning board approval. Other security leaders may not have a direct line to their board, or they may be...
Experts are urging schools to take down identifiable photos of students, after AI deepfakes have led to sextortion cases at UK schools.
The Information Commissioner’s Office has released new guidance on how to mitigate the risk of AI-powered attacks
The alleged main administrator of Dream Market Incognito Market, one of the largest dark web marketplaces before its shutdown, has been indicted in the United States on money laundering charges. [...]
ESET researchers uncovered new activities attributed to FrostyNeighbor, updating its compromise chain to support the group’s continual cyberespionage operations
It was discovered that nghttp2, an implementation of the HTTP/2 protocol, could be crashed via an assertion failure. A remote attacker could exploit this to cause a DoS attack by sending a malformed frame immediately after triggering the termination path. For the oldstable distribution (bookworm), t...
The patch was announced as Broadcom is attending the Pwn2Own hacking competition in Berlin this week.
The post High-Severity Vulnerability Patched in VMware Fusion appeared first on SecurityWeek.
Chinese-linked FamousSparrow repeatedly targeted an Azerbaijani oil and gas company, reusing the same entry point in three intrusions from Dec 2025 to Feb 2026. Chinese-linked threat actor FamousSparrow has conducted a sustained intrusion campaign against an Azerbaijani oil and gas company, returnin...