Microsoft April 2025 Patch Tuesday fixes exploited zero-day, 134 flaws

Today is Microsoft's April 2025 Patch Tuesday, which includes security updates for 134 flaws, including one actively exploited zero-day vulnerability. This Patch Tuesday also fixes eleven "Critical" vulnerabilities, all remote code execution vulnerabilities. The number of bugs in each vulnerability category is listed below: 49 Elevation of Privilege Vulnerabilities 9 Security Feature Bypass Vulnerabilities 31 Remote Code Execution Vulnerabilities 17 Information Disclosure Vulnerabilities 14 Denial of Service Vulnerabilities 3 Spoofing Vulnerabilities The above numbers do not include Mariner flaws and 13 Microsoft Edge vulnerabilities fixed earlier this month. To learn more about the non-security updates released today, you can review our dedicated articles on the Windows 11 KB5055523 & KB5055528 cumulative updates and the Windows 10 KB5055518 update. One actively exploited zero-days This month's Patch Tuesday fixes one actively exploited zero-day. Microsoft classifies a zer ... Read full article.