A hole in Microsoft Office is being exploited by bad actors, including Russian hackers targeting Ukraine's government.

Cybersecurity investigators have identified a new cyberattack campaign connected to the Russia-linked hacking group APT28, ...

APT28 exploited a Microsoft Office flaw to deliver MiniDoor and Covenant Grunt malware in targeted attacks across Ukraine and Eastern Europe.

Rapid7 links China-linked Lotus Blossom to a 2025 Notepad++ hosting breach that delivered the Chrysalis backdoor via hijacked updates, fixed in v8.8.9 ...

Ukraine's Computer Emergency Response Team (CERT) says that Russian hackers are exploiting CVE-2026-21509, a recently patched vulnerability in multiple versions of Microsoft Office.

Russia-linked hacking group Fancy Bear is exploiting a brand-new vulnerability in Microsoft Office, CERT-UA says ...

“There are no workarounds identified that directly mitigate the risk concerning this attack campaign,” is not what you want to read, having just been informed of a zero-day exploit concerning a Common ...

WASHINGTON (AP) — China is exploiting partnerships with U.S. researchers funded by the Department of Energy to provide the Chinese military with access to sensitive nuclear technology and other ...

A torrent of proof-of-concept (PoC) exploits for React2Shell has hit the internet following the vulnerability's disclosure last week, and while security researchers say most are fake, ineffective and ...

Hacker interest is high in a days-old vulnerability in widely used web application framework React, with dozens of organizations already falling victim to it, cybersecurity experts warn. See Also: ...

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Commercial AI models were able to autonomously generate real-world smart contract exploits worth millions; the costs of such attacks are falling rapidly. Recent research by major artificial ...