Microsoft Defender Now Automatically Isolates Compromised Devices to Stop Ransomware Spread

Blog WriterCybersecurity News - Original News Source is cybersecuritynews.com

May 26, 2026 Microsoft Defender for Endpoint has introduced automatic device isolation, a proactive containment capability that disconnects compromised workstations from the network the moment a high-confidence attack is detected …

Microsoft SharePoint Server Vulnerability Enables Remote Code Execution Attacks

Blog WriterCybersecurity News - Original News Source is cybersecuritynews.com

May 26, 2026 Microsoft has disclosed a critical security vulnerability in SharePoint Server that could allow authenticated attackers to execute arbitrary code remotely across multiple versions of the platform. Tracked …

Windows Server 2016 Domain Controller May Fail with 15-Character Hostname

Blog WriterCybersecurity News - Original News Source is cybersecuritynews.com

May 26, 2026 Windows administrators are facing a disruptive bug in Windows Server 2016 following Microsoft’s May 12, 2026, security update KB5087537. The update introduced a critical flaw that caused …

EU Finalizes Record DMA Fine Against Google Over Search Self-Preferencing Abuse

Blog WriterCybersecurity News - Original News Source is cybersecuritynews.com

May 26, 2026 The European Union is on the verge of issuing its largest-ever penalty under the Digital Markets Act, targeting Alphabet’s Google for allegedly manipulating search results to favor …

Phishing Services Use RCS and iMessage to Bypass Traditional SMS Security Filters

Blog WriterCybersecurity News - Original News Source is cybersecuritynews.com

May 26, 2026 A new wave of phishing operations is quietly changing the way cybercriminals steal financial data from everyday people. Rather than relying on traditional SMS messages that carriers …

PuTTY 0.84 Released With Fix for SSH KEX Crashes and Telnet Prompt Spoofing Flaw

Blog WriterCybersecurity News - Original News Source is cybersecuritynews.com

May 26, 2026 PuTTY 0.84 has been released with fixes for multiple minor security flaws, including issues that could trigger SSH key exchange crashes and a Telnet prompt spoofing weakness. …

New 7-Zip Vulnerabilities Let Attackers Execute Arbitrary Code and Compromise Systems

Blog WriterCybersecurity News - Original News Source is cybersecuritynews.com

A critical heap buffer overflow vulnerability has been disclosed in 7-Zip version 26.00, enabling attackers to achieve arbitrary code execution via a vtable hijack by exploiting a defect in the …