Stay updated with the latest cybersecurity news! This daily roundup covers critical vulnerabilities, emerging threats, and significant data breaches to keep you informed and secure in the ever-evolving digital landscape.
1. Microsoft August 2025 Patch Tuesday Fixes Kerberos Zero-Day Among 111 Total New Flaws
Published: 2025-08-13
Microsoft fixed 111 vulnerabilities, including a Windows Kerberos zero-day enabling full AD compromise via BadSuccessor.
2. New HTTP/2 ‘MadeYouReset’ Vulnerability Enables Large-Scale DoS Attacks
Published: 2025-08-16
Multiple HTTP/2 implementations have been found susceptible to a new attack technique called MadeYouReset that could be explored to conduct powerful denial-of-service (DoS) attacks.
3. WinRAR Zero-Day Under Active Exploitation
Published: 2025-08-15
A WinRAR zero-day is under active exploitation, and users are urged to update to the latest version immediately to mitigate risks.
4. Fortinet SSL VPNs Hit by Global Brute-Force Wave
Published: 2025-08-14
Fortinet SSL VPNs are being targeted by a global brute-force wave before attackers shift to FortiManager.
5. Cisco Releases August 2025 Security Advisories for ASA, FMC, and FTD Products
Published: 2025-08-16
Cisco has released over 20 advisories as part of its August 2025 bundled publication for ASA, FMC, and FTD products, including a maximum-severity defect in firewall software.
6. Zoom Patches Critical Vulnerability in Windows Clients
Published: 2025-08-15
Zoom has patched a critical vulnerability (CVE-2025-49457) in its Windows clients that could allow unauthenticated attackers to escalate privileges via network access.
7. Pro-Russian Hackers Seize Control of Norwegian Dam
Published: 2025-08-15
Pro-Russian hackers seized control of a dam in Bremanger, Norway, in a demonstrative cyberattack targeting critical infrastructure, opening a flood gate to release water for four hours.
8. Canadian House of Commons Investigates Significant Data Breach
Published: 2025-08-15
The House of Commons and Canada’s cybersecurity agency are investigating a significant data breach caused by an unknown threat actor targeting employee information.
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