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Microsoft patches record 570 Windows security bugs with two exploited zero days
Winsage
July 15, 2026

Microsoft patches record 570 Windows security bugs with two exploited zero days

Microsoft released its July Patch Tuesday updates, addressing 570 security vulnerabilities in Windows, a record number for the company. This update includes three zero-day vulnerabilities, two of which have been exploited in real-world attacks, affecting Microsoft’s Active Directory and SharePoint, while the third concerns BitLocker encryption. The update also enhances Windows features, including changes to the Widgets app, improvements in File Explorer speed, refined Bluetooth connectivity, and a new feature allowing users to pause updates until a specific date. However, the update has been temporarily halted for certain Dell computers due to compatibility issues, with Microsoft working on a fix.
Microsoft Just Patched a Record 570 Flaws in Windows
Winsage
July 14, 2026

Microsoft Just Patched a Record 570 Flaws in Windows

Microsoft's July Patch Tuesday update addresses 570 vulnerabilities, including three critical zero-days. The vulnerabilities include 254 elevation-of-privilege flaws, 17 security feature bypasses, 145 remote-code-execution issues, 102 information disclosures, 16 spoofing vulnerabilities, and 35 denial-of-service vulnerabilities. Among these, 59 bugs are classified as "critical." The three zero-days patched are CVE-2026-56155 (elevation of privilege in Active Directory Federation Services), CVE-2026-56164 (elevation of privilege in Microsoft SharePoint Server), and CVE-2026-50661 (security bypass in Windows BitLocker). The update is recommended to be installed as soon as possible, and users can check for updates through the Windows Update settings.
silver Android smartphone
Tech Optimizer
July 10, 2026

Hackers Use Fake VLC Executable and Malicious libvlc.dll to Deploy ValleyRAT

Cybercriminals are exploiting the VLC media player to install ValleyRAT, a remote access trojan, by embedding malware in a seemingly harmless file linked in phishing emails. The attack starts with an email that prompts the victim to download a ZIP archive containing a fake VLC executable and a malicious DLL named libvlc.dll. This method uses DLL sideloading to execute the malware under the guise of a legitimate application. Once executed, the malware establishes persistence by creating a registry entry and connects to a remote server to retrieve the final payload. ValleyRAT employs evasion tactics to avoid detection, including assessing system characteristics before executing harmful actions and using a fileless approach to deliver the payload directly into memory. Researchers have identified indicators of compromise, including specific SHA1 hashes and URLs associated with the malicious campaign.
Microsoft's new Windows 11 recovery tool is the ultimate Undo button
Winsage
July 10, 2026

Microsoft’s new Windows 11 recovery tool is the ultimate Undo button

On July 19, 2024, at 12:09 AM EDT, 8.5 million Windows PCs, including devices from half of the Fortune 500 companies and the leading U.S. cybersecurity agency, experienced a catastrophic failure due to the Blue Screen of Death, leading to reboot loops. IT teams had to physically access each machine to resolve the issue by removing a problematic CrowdStrike file. CrowdStrike released an automated remediation tool three days later, on July 22. Microsoft pledged to improve Windows' resilience, introducing Quick Machine Recovery nearly a year later. Microsoft unveiled a new recovery feature called Point-in-time Restore, which allows users to revert their PCs to a previous state when functioning correctly. This feature generates daily snapshots of the entire system using the Volume Shadow Copy Service, retaining the three most recent snapshots and consuming minimal disk space (typically 2% of the system drive). Users can access the restore point through the Windows Recovery Environment after three failed startups, with the restoration process taking 30 to 45 minutes. Point-in-time Restore differs from System Restore, which creates less comprehensive snapshots and preserves document files. Point-in-time Restore is automatically enabled for systems with at least 200 GB drives in retail or OEM editions of Windows Home or Pro, while it must be manually activated for smaller drives. In Windows 11 Enterprise edition, it is disabled by default and may require administrative approval to activate. The feature intelligently manages disk usage, discarding older snapshots as needed, but users must enter a BitLocker recovery key if their system drive is encrypted. Users are warned about the risk of losing unsaved work when applying a restore snapshot, and reversing the operation is not straightforward.
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