A fake CAPTCHA scam is tricking Windows users into running PowerShell commands that install StealC malware and steal passwords, crypto wallets, and more.

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

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 ...

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

APT28's attacks use specially crafted Microsoft Rich Text Format (RTF) documents to kick off a multistage infection chain to deliver malicious payloads.

Ukraine’s CERT says the bug went from disclosure to active exploitation in days Russia-linked attackers are already exploiting Microsoft's latest Office zero-day, with Ukraine's national cyber defense ...

The hosting provider's compromise allowed attackers to deliver malware through tainted software updates for six months.

Two malware campaigns weaponize open-source software to target executives and cloud systems, combining social engineering with fileless and kernel-level attack techniques.

A coordinated campaign has been observed targeting a recently disclosed critical-severity vulnerability that has been present in the GNU InetUtils telnetd server for 11 years. The security issue is ...

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

What good is a fix if you don't use it? Experts are urging security teams to patch promptly as vulnerability exploits now account for the majority of intrusions, according to the latest figures.… ...