Stay Informed

Cybersecurity News

Home / News

Clear

Quick searches: Linux Windows Microsoft 365 AWS OVH VMware WordPress Fortinet Citrix VPN

498 result(s) for "Microsoft 365" — best match first.

What it means for your servers

The security stories that matter, explained by our team — with the concrete steps to take.

Latest headlines from security outlets

Collected every two hours from specialised publications — each link leads to the original article.

Latest Hacking News
Latest Hacking News Vulnerabilities

Microsoft Defender Now Addresses Exchange Server Vulnerabilities Automatically

Microsoft Exchange Server bugs have wreaked havoc in the business community as they went under…Microsoft Defender Now Addresses Exchange Server Vulnerabilities…

Exchange

Latest Hacking News
Latest Hacking News Vulnerabilities

Microsoft Patch Tuesday March Fixed Exchange Server Bugs Under Attack, IE Zero-Day, And More

Microsoft has rolled out the March Patch Tuesday this week. This update bundle addresses numerous…Microsoft Patch Tuesday March Fixed Exchange Server Bugs Unde…

Exchange

Latest Hacking News
Latest Hacking News Vulnerabilities

Microsoft Awarded $50k Bounty For Reporting An Account Hijack Vulnerability

Microsoft has recently awarded a $50,000 bounty to a researcher for discovering a crucial account…Microsoft Awarded $50k Bounty For Reporting An Account Hijack…

Latest Hacking News
Latest Hacking News Vulnerabilities

Microsoft Patch Tuesday September Addressed 129 Security Bugs

Microsoft has rolled out its September Patch Tuesday updates this week. Once again, it's a huge update bundle addressing overMicrosoft Patch Tuesday September …

The Hacker News
The Hacker News Vulnerabilities

Microsoft Releases September 2020 Security Patches For 129 Flaws

As part of this month's Patch Tuesday, Microsoft today released a fresh batch of security updates to fix a total of 129 newly discovered security vulnerabiliti…

Windows Exchange

Latest Hacking News
Latest Hacking News Vulnerabilities

Microsoft Patch Tuesday July Addressed 123 Vulnerabilities Including A Publicly Known Bug

Microsoft released the monthly scheduled updates for July 2020. Once again, it's a huge update bundle addressing over hundred differentMicrosoft Patch Tuesday …

The Hacker News
The Hacker News Vulnerabilities

Microsoft Releases Urgent Windows Update to Patch Two Critical Flaws

Microsoft yesterday quietly released out-of-band software updates to patch two high-risk security vulnerabilities affecting hundreds of millions of Windows 10 …

Windows

Latest Hacking News
Latest Hacking News Vulnerabilities

Microsoft Patch Tuesday June Rolls Out With 129 Security Fixes

Microsoft has rolled out one of the biggest security updates this month. For June, the Patch Tuesday update bundle includesMicrosoft Patch Tuesday June Rolls O…

The Hacker News
The Hacker News Breaches & leaks

Improper Microsoft Patch for Reverse RDP Attacks Leaves 3rd-Party RDP Clients Vulnerable

Remember the Reverse RDP Attack'wherein a client system vulnerable to a path traversal vulnerability could get compromised when remotely accessing a server ove…

Latest Hacking News
Latest Hacking News Vulnerabilities

Viewing a Malicious GIF In Microsoft Teams Could Allow Account Hijacking

A serious vulnerability existed in Microsoft Teams that allowed account hijacking. Simply sending a malicious GIF to the victim couldViewing a Malicious GIF In…

Latest Hacking News
Latest Hacking News Vulnerabilities

Microsoft Patched Multiple Bugs Affecting Office and Paint 3D

Microsoft released patches for numerous security bugs that somehow affected Office and Paint 3D apps. The bugs existed in theMicrosoft Patched Multiple Bugs Af…

Latest Hacking News
Latest Hacking News Vulnerabilities

Microsoft Patch Tuesday April Brings Fixes For 113 Vulnerabilities Including Actively Exploited Bugs

This Tuesday, Microsoft released the scheduled Patch Tuesday update for April 2020. This month also brings a huge update bundleMicrosoft Patch Tuesday April Br…

Latest Hacking News
Latest Hacking News Vulnerabilities

Microsoft Alerts Users Of Zero-Day RCE Vulnerability In Windows 7 Under Active Exploit

Microsoft recently issued an alert for all Windows users regarding a serious vulnerability under attack. This zero-day vulnerability primarily threatensMicroso…

Windows

The Hacker News
The Hacker News Vulnerabilities

Microsoft Issues March 2020 Updates to Patch 115 Security Flaws

Microsoft today released security updates to fix a total of 115 new security vulnerabilities in various versions of its Windows operating system and related so…

Windows Exchange Azure

Latest Hacking News
Latest Hacking News Vulnerabilities

Microsoft Rolled Out Huge Patch Tuesday February With 99 Bug Fixes

This week, Microsoft has rolled out one of the biggest Patch Tuesday update bundles ever. It contains fixes for 99Microsoft Rolled Out Huge Patch Tuesday Febru…

Latest Hacking News
Latest Hacking News Vulnerabilities

Microsoft December Patch Tuesday Addressed Zero-Day Under Active Exploit

This Tuesday, Microsoft has rolled out a final scheduled updates for the year 2019. With the December Patch Tuesday bundle,Microsoft December Patch Tuesday Add…

The Hacker News
The Hacker News Vulnerabilities

Latest Microsoft Update Patches New Windows 0-Day Under Active Attack

With its latest and last Patch Tuesday for 2019, Microsoft is warning billions of its users of a new Windows zero-day vulnerability that attackers are actively…

Windows Chrome

Latest Hacking News
Latest Hacking News Vulnerabilities

Vulnerability In Microsoft Login System Could Allow Account Hijacking

A serious security vulnerability existed in the Microsoft login system. Researchers who found this flaw suspected that exploiting the flawVulnerability In Micr…

Latest Hacking News
Latest Hacking News Vulnerabilities

Spoofing Vulnerability Found In Microsoft Outlook For Android

Microsoft recently disclosed a vulnerability in Outlook for Android that risked millions of devices. Exploiting the bug could permit cross-siteSpoofing Vulnera…

Microsoft 365 Android

Latest Hacking News
Latest Hacking News Vulnerabilities

Microsoft November Patch Tuesday Is Out With An Internet Explorer Zero-Day

This Tuesday, Microsoft released its scheduled Patch Tuesday updates for November. These include fixes for a serious zero-day flaw affectingMicrosoft November …

Latest Hacking News
Latest Hacking News Vulnerabilities

Microsoft October Patch Tuesday Addressed 9 Critical Vulnerabilities

This Tuesday, Microsoft has released its monthly scheduled updates addressing various security bugs. The October Patch Tuesday, however, relatively differsMicr…

BleepingComputer
BleepingComputer Vulnerabilities

Microsoft releases emergency .NET patches for critical Brotli flaw

Microsoft released emergency .NET security updates to patch a critical vulnerability known as Broccoli2Shell, also tracked as Node2Shell and HTTP2Shell.…

The Hacker News
The Hacker News Vulnerabilities

Microsoft Patches Record 1,413 Flaws, Including Exploited Windows Shell Bug

Microsoft on Tuesday shattered its own Patch Tuesday record by shipping patches for a whopping 1,413 vulnerabilities, including one that it said has come under…

Windows Microsoft 365

BleepingComputer
BleepingComputer Vulnerabilities

Microsoft October 2026 Patch Tuesday fixes 1,411 flaws, 3 zero-days

Today is Microsoft's October 2026 Patch Tuesday, with security updates addressing a record-breaking 1,411 flaws, including one actively exploited and two publi…