SecurityWeek

Palo Alto Zero-Day Exploited in Campaign Bearing Hallmarks of Chinese State Hacking

Palo Alto Networks has shared information on the exploitation of the recent zero-day vulnerability affecting some of its ...

Angry Hacker Drops Microsoft Zero-Day Exploit, 1 Billion Users Warned

A security researcher frustrated with Microsoft has released the BlueHammer Windows zero-day exploit, telling the company, “I'm not explaining how this works.” ...
SecurityWeek

Palo Alto Networks to Patch Zero-Day Exploited to Hack Firewalls

Palo Alto Networks is working on patches for a critical PAN-OS zero-day that has been exploited to hack some of the company’s ...

Microsoft flags China-based hackers using vicious new 'rapid attack' zero-days

Microsoft warns the window to patch known flaws is shrinking, while the window to abuse zero-days grows.
Morning Overview on MSN

Microsoft warns China-based hackers used 'rapid attack' zero-days for ransomware

Microsoft has flagged a China-based hacking operation that weaponized a previously unknown SharePoint vulnerability to deploy ransomware at unusual speed, according to government security alerts ...

Adobe fixes PDF zero-day security bug that hackers have exploited for months

It's not clear how many people were compromised by this hacking campaign, but a security researcher said the hackers were targeting victims since at least November 2025.
Bleeping Computer

WinRAR zero-day exploited to plant malware on archive extraction

A recently fixed WinRAR vulnerability tracked as CVE-2025-8088 was exploited as a zero-day in phishing attacks to install the RomCom malware. The flaw is a directory traversal vulnerability that was ...
Bleeping Computer

Windows zero-day actively exploited to spy on European diplomats

A China-linked hacking group is exploiting a Windows zero-day in attacks targeting European diplomats in Hungary, Belgium, and other European nations. According to Arctic Wolf Labs, the attack chain ...