Microsoft December 2025 Security Updates Breaking Message Queuing (MSMQ) Functionality Affects IIS Sites

Blog WriterCybersecurity News - Original News Source is cybersecuritynews.com

Microsoft’s December 2025 security updates have unleashed an unexpected headache for enterprise admins relying on Message Queuing (MSMQ). Installed via KB5071546 on December 9, the patch targeting OS Build 19045.6691 alters MSMQ’s security model, leading to widespread failures in queue …

New Gentlemen Ransomware Breaching Corporate Networks to Exfiltrate and Encrypt Sensitive Data

Blog WriterCybersecurity News - Original News Source is cybersecuritynews.com

Gentlemen ransomware, first identified in August 2025, has rapidly evolved into a significant threat targeting corporate networks globally. Operating on a double extortion model, this group exfiltrates sensitive data before encrypting it, ensuring they can leverage stolen information even if …

Windows Remote Access Connection Manager Vulnerability Enables Arbitrary Code Execution

Blog WriterCybersecurity News - Original News Source is cybersecuritynews.com

A critical security issue involving the Windows Remote Access Connection Manager (RasMan) that allows local attackers to execute arbitrary code with System privileges. While investigating CVE-2025-59230, the vulnerability that Microsoft addressed in the October 2025 security updates. 0patch security analysts discovered …

CISA Adds Sierra Router Vulnerability to KEV Catalogue Following Active Exploitation

Blog WriterCybersecurity News - Original News Source is cybersecuritynews.com

A critical vulnerability affecting Sierra Wireless routers has been added to its Known Exploited Vulnerabilities (KEV) catalog. This decision comes after evidence emerged that the flaw is being actively exploited in the wild. Posing significant risks to organizations that still …

CISA Releases Guidance for Managing UEFI Secure Boot on Enterprise Devices

Blog WriterCybersecurity News - Original News Source is cybersecuritynews.com

The U.S. Cybersecurity and Infrastructure Security Agency (CISA), in coordination with the National Security Agency (NSA), has issued new guidance urging enterprises to verify and manage UEFI Secure Boot configurations to counter bootkit threats. Released in December 2025 as a …

Cybersecurity News Weekly Newsletter – Windows, Chrome, and Apple 0-days, Kali Linux 2025.4, and MITRE Top 25

Blog WriterCybersecurity News - Original News Source is cybersecuritynews.com

As 2025 nears its close, the cybersecurity landscape shows no signs of slowing down. This week’s developments highlight how rapidly the threat environment continues to evolve with major zero-day vulnerabilities targeting Windows, Chrome, and Apple devices, each actively exploited in …

CISA Warns of Windows Cloud Files Mini Filter 0-Day Vulnerability Exploited in Attacks

Blog WriterCybersecurity News - Original News Source is cybersecuritynews.com

A critical alert regarding an active zero-day vulnerability affecting the Microsoft Windows Cloud Files Mini Filter The vulnerability poses a significant risk to organizations running affected Windows systems and requires immediate remediation efforts. CISA reports that the vulnerability, tracked as …

7 Best Security Awareness Training Platforms For MSPs in 2026

Blog WriterCybersecurity News - Original News Source is cybersecuritynews.com

Managed service providers (MSPs) are increasingly popular cyberattack targets. These entities often have numerous endpoints and distributed networks that create many opportunities for adversaries seeking weaknesses to exploit. Security awareness training is just one aspect of defense efforts, but it …

Google Warns Multiple Hacker Groups Are Exploiting React2Shell to Spread Malware

Blog WriterCybersecurity News - Original News Source is cybersecuritynews.com

Google Threat Intelligence Group (GTIG) has issued a warning regarding the widespread exploitation of a critical security flaw in React Server Components. Known as React2Shell (CVE-2025-55182), this vulnerability allows attackers to take control of servers remotely without needing a password. Since …

Empire 6.3.0 Launches With New Features for Red Teams and Penetration Testers

Blog WriterCybersecurity News - Original News Source is cybersecuritynews.com

BC Security has announced the release of Empire 6.3.0, the latest iteration of the widely used post-exploitation and adversary emulation framework. This update reinforces Empire’s position as a premier tool for Red Teams and penetration testers, offering a flexible, modular server …