CISA and NSA share tips on securing Microsoft Exchange servers
The Cybersecurity and Infrastructure Security Agency (CISA) and the National Security Agency (NSA) have released guidance to help IT administrators harden Microsoft Exchange servers on their networks against attacks. Recommended best practices include hardening user authentication and access, minimizing application attack surfaces, and ensuring strong network encryption. The agencies also advise network defenders to decommission […]
LinkedIn phishing targets finance execs with fake board invites
Hackers are abusing LinkedIn to target finance executives with direct-message phishing attacks that impersonate executive board invitations, aiming to steal their Microsoft credentials. The campaign was spotted by Push Security, which says it recently blocked one of these phishing attacks that began with a LinkedIn message containing a malicious link. GeekFeed has learned that these phishing […]
Microsoft promises more Copilot features in Microsoft 365 companion apps
Microsoft 365 companion apps will be getting more Copilot features in the coming weeks. Right now, Copilot works only inside two companion apps, People and Files. In the coming weeks, Microsoft plans to add Copilot to the Calendar companion as well. For those unaware, Microsoft 365 companions are only available for enterprises or businesses. Microsoft 365 Personal users won’t get […]
Malicious NPM packages fetch infostealer for Windows, Linux, macOS
Ten malicious packages mimicking legitimate software projects in the npm registry download an information-stealing component that collects sensitive data from Windows, Linux, and macOS systems. The packages were uploaded to npm on July 4, and remained undetected for a long period due to multiple layers of obfuscation that helped escape standard static analysis mechanisms. According to researchers at […]
WordPress security plugin exposes private data to site subscribers
The Anti-Malware Security and Brute-Force Firewall plugin for WordPress, installed on over 100,000 sites, has a vulnerability that allows subscribers to read any file on the server, potentially exposing private information. The plugin provides malware scanning and protection against brute-force attacks, exploitation of known plugin flaws, and against database injection attempts. Identified as CVE-2025-11705, the […]
Canada says hacktivists breached water and energy facilities
The Canadian Centre for Cyber Security warned today that hacktivists have breached critical infrastructure systems multiple times across the country, allowing them to modify industrial controls that could have led to dangerous conditions. The authorities issued the warning to raise awareness of the elevated malicious activity targeting internet-exposed Industrial Control Systems (ICS) and the need […]
Microsoft fixes Media Creation Tool broken on some Windows PCs
Microsoft has confirmed that the Windows 11 Media Creation Tool (MCT) is working again on Windows 10 22H2 and Windows 11 25H2 systems. MCT is a free tool that helps download the latest version of Windows and create bootable installation media for system recovery, clean installs, or upgrading to a new device. As Microsoft confirmed […]
Microsoft: DNS outage impacts Azure and Microsoft 365 services
Microsoft is suffering an ongoing DNS outage affecting customers worldwide, preventing them from logging into company networks and accessing Microsoft Azure and Microsoft 365 services. According to reports on DownDetector and social networks, this incident began impacting Microsoft’s services almost 1 hour ago and is currently causing server and website connection issues for tens of thousands of users. Some of […]
PhantomRaven attack floods npm with credential-stealing packages
An active campaign named ‘PhantomRaven’ is targeting developers with dozens of malicious npm packages that steal authentication tokens, CI/CD secrets, and GitHub credentials. The activity started in August and deployed 126 npm packages that counted more than 86,000 downloads. The Node Package Manager (NPM) is the default package manager for Node.js, used by JavaScript developers […]
Microsoft fixes 0x800F081F errors causing Windows update failures
Microsoft has resolved a known issue that caused Windows updates to fail, leading to 0x800F081F errors on Windows 11 24H2 systems. In a service alert seen by GeekFeed, Microsoft says this known issue affects users who have installed the KB5050094 January 2025 preview cumulative update and later Windows updates. “The cumulative update failure might be accompanied with error code […]