Security News

Oh, cool. Microsoft melts bug that froze Server 2025 Remote Desktop sessions
2025-04-25 18:00

Where have we heard this before? Feb security update needs its own fix More than one month after complaints starting flying, Microsoft has fixed a Windows bug that caused some Remote Desktop...

Microsoft announces fix for CPU spikes when typing in Outlook
2025-04-25 08:10

Microsoft says it will soon fix a known issue causing CPU spikes when typing messages in recent versions of its classic Outlook email client. [...]

Hackers abuse OAuth 2.0 workflows to hijack Microsoft 365 accounts
2025-04-24 20:24

Russian threat actors have been abusing legitimate OAuth 2.0 authentication workflows to hijack Microsoft 365 accounts of employees of organizations related to Ukraine and human rights. [...]

Microsoft fixes machine learning bug flagging Adobe emails as spam
2025-04-24 19:02

Microsoft says it mitigated a known issue in one of its machine learning (ML) models that mistakenly flagged Adobe emails in Exchange Online as spam. [...]

Microsoft mystery folder fix might need a fix of its own
2025-04-24 18:01

This one weird trick can stop Windows updates dead in their tracks Turns out Microsoft's latest patch job might need a patch of its own, again. This time, the culprit is a mysterious inetpub...

Microsoft now pays up to $30,000 for some AI vulnerabilities
2025-04-24 15:06

Microsoft announced an increase in bug bounty payouts to $30,000 for AI vulnerabilities found in Dynamics 365 and Power Platform services and products. [...]

Microsoft fixes bug causing incorrect 0x80070643 WinRE errors
2025-04-24 13:54

Microsoft says it resolved a known issue causing erroneous 0x80070643 installation failure errors when deploying the April 2025 Windows Recovery Environment (WinRE) updates. [...]

Russian Hackers Exploit Microsoft OAuth to Target Ukraine Allies via Signal and WhatsApp
2025-04-23 10:49

Multiple suspected Russia-linked threat actors are "aggressively" targeting individuals and organizations with ties to Ukraine and human rights with an aim to gain unauthorized access to Microsoft...

Attackers phish OAuth codes, take over Microsoft 365 accounts
2025-04-23 10:23

Suspected Russian threat actors are using OAuth-based phishing attacks to get targets to grant them access to their Microsoft 365 (M365) accounts. “The primary tactics observed involve the...

Microsoft fixes Remote Desktop freezes caused by Windows updates
2025-04-23 07:59

​Microsoft has resolved a known issue causing Remote Desktop sessions to freeze on Windows Server 2025 and Windows 11 24H2 devices. [...]