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Apple Releases iOS 26.3 and macOS 26.3 to Address Dozens of Vulnerabilities, Including Critical Zero-Day Exploits

Apple has rolled out iOS 26.3 and macOS 26.3 updates, primarily focusing on security enhancements. These updates are crucial as they patch numerous vulnerabilities, including a significant zero-day exploit that could have been actively exploited. Users are strongly advised to update their devices promptly to protect against potential security risks. The updates aim to bolster the overall security posture of Apple's mobile and desktop operating systems.

Hacker News

Apple has released critical security updates with iOS 26.3 and macOS 26.3. These updates are designed to fix a substantial number of vulnerabilities, including a zero-day exploit that has been identified as potentially being actively exploited in the wild. The company's prompt action in releasing these patches underscores the severity of the issues addressed. Users of iPhones, iPads, and Mac computers are urged to install these updates without delay to safeguard their devices and personal data from potential cyber threats. The updates are available through the standard software update mechanisms on all eligible devices. While specific details about all the patched vulnerabilities have not been fully disclosed, the inclusion of a zero-day fix highlights the importance of these releases for maintaining device security and integrity.

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Seerr: Open-Source Media Request and Discovery Manager for Jellyfin, Plex, and Emby Now Trending on GitHub

Seerr, an open-source media request and discovery manager, has gained attention on GitHub Trending. This tool is designed to integrate with popular media servers such as Jellyfin, Plex, and Emby, providing users with enhanced capabilities for managing and discovering media content. The project is developed by the seerr-team and was published on February 18, 2026.

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Nautilus_Trader: High-Performance Algorithmic Trading Platform and Event-Driven Backtester Trends on GitHub

Nautilus_Trader, developed by nautechsystems, is gaining traction on GitHub Trending as a high-performance algorithmic trading platform. It also features an event-driven backtester, providing a robust solution for developing and testing trading strategies. The project, published on February 18, 2026, is accessible via its GitHub repository.

Technology

gogcli: Command-Line Interface for Google Suite - Manage Gmail, GCal, GDrive, and GContacts from Your Terminal

gogcli is a new command-line interface (CLI) tool designed to bring the power of Google Suite directly to your terminal. Developed by steipete, this utility allows users to manage various Google services, including Gmail, Google Calendar (GCal), Google Drive (GDrive), and Google Contacts (GContacts), all from a unified command-line environment. The project, trending on GitHub, aims to provide a streamlined way to interact with essential Google services without leaving the terminal.