Microsoft says the August 2026 security update may trigger 0xc0000409 errors on Windows Server 2016 systems where the Compatibility Appraiser diagnostic service is enabled. [...]

SAP has addressed 20 vulnerabilities across multiple products in its September 2026 security updates, including a maximum-severity memory corruption flaw in the SAP Kernel code. [...]

Microsoft warned customers last week that they may experience application crashes on some Windows Server 2025 due to recent memory management changes. [...]

Microsoft has confirmed that desktop settings are lost or reset on some Windows devices after installing the KB5120998 August 2026 preview update. [...]

Plex urged users this week to update their desktop clients and media servers immediately to patch multiple security vulnerabilities. [...]

Microsoft is working to fix a known issue that causes crashes and launch failures for Microsoft Teams and New Outlook users after installing updates released since the August 2026 Patch Tuesday. [...]

Microsoft is investigating an issue causing the Defender for Office 365 security software to mistakenly block access to legitimate Google search links. [...]

A California federal grand jury has indicted a Russian national for his role in a phishing campaign that infected thousands of freelancers with TVRAT and DarkVNC malware. [...]

International law enforcement agencies and private partners have seized Sality malware infrastructure in a joint action aiming to disrupt and take down the peer-to-peer (P2P) botnet. [...]

SonicWall warned customers that threat actors are chaining two new SMA1000 zero-day vulnerabilities in remote code execution attacks. [...]

Microsoft updated its Windows PowerToys toolset with a new utility dubbed "Window Hopper" that lets users switch between an app's windows more quickly. [...]

WhatsApp has started rolling out several new account security features, including support for multiple passkeys and stronger two-step verification. [...]

Threat actors have already compromised over 270 Zimbra instances in remote code execution attacks targeting a high-severity Zimbra Collaboration Suite (ZCS) vulnerability. [...]

Law enforcement agencies from 22 countries helped identify 263 suspects and arrested 58 individuals linked to cybercrime networks coordinated by African crime groups. [...]

Microsoft is rolling out a new Teams meeting protection policy that allows administrators to automatically block all identified external bots from joining Teams meetings. [...]

Microsoft has reminded IT administrators that Windows Server 2022 is rapidly approaching its mainstream end date of October 2026, when it will switch to extended support. [...]

Tech giants General Electric (GE) and Philips have also confirmed they're investigating claims that the Clop ransomware gang breached their systems and stole data. [...]

The French Ministry of the Economy and Finance has disclosed a data breach after an attacker accessed the General Directorate of Public Finances (DGFiP) systems and stole data belonging to 678,000 individuals. [...]

Microsoft is working on a security patch for the "ShieldBreak" zero-day vulnerability disclosed last week by security researcher "Nightmare Eclipse" and now tracked as CVE-2026-69414. [...]

The FBI warns that cybercriminals are targeting adults' and children's social media and other online accounts to steal sexually explicit images or videos. [...]