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Last Update: 08/01/2026 at 2:00 PM EST
Microsoft vulnerability patch cycle
Coverage from BleepingComputer, Krebs On Security, and others
Articles
6
Active Days
127
The Topic
Microsoft’s March and April 2026 security releases show a dense stream of high-severity flaws across Windows, Office, SharePoint, Defender, SQL Server, .NET, and ASP.NET Core. The recurring pattern is privilege escalation, remote code execution, spoofing, and data-protection failures that can expose accounts, tokens, and protected data.
First Article: 03/10/26
Latest Article: 07/14/26
Summary
- Microsoft issued large March and April 2026 patch sets, including multiple zero-days and a follow-on emergency fix for ASP.NET Core.
- Privilege escalation and remote code execution remain the most repeated risk patterns across Windows, Office, SQL Server, Defender, and .NET.
- SharePoint Server and Office flaws stand out for enabling spoofing, phishing support, and user-triggered compromise through common interaction paths.
- The ASP.NET Core Data Protection regression is especially privacy-relevant because it can affect authentication cookies, antiforgery tokens, OIDC state, and other protected values.
- Several disclosures emphasize that previously issued tokens or secrets may remain valid unless administrators take extra remediation steps such as key rotation.
- Reporting also points to active exploitation concerns and faster vulnerability discovery, including AI-assisted research and public exploit code.
History
This topic is new, but as new articles are added to it this area will summarize shifts, changes and expansions of the issues.
Featured
04-22-2026
Microsoft released out-of-band updates for CVE-2026-40372, an ASP.NET Core Data Protection flaw enabling forged payloads and potential SYSTEM privilege escalation.
07-14-2026
Progress Software disclosed a high-severity zero-day path traversal vulnerability in ShareFile Storage Zone Controllers and issued shutdown and patch guidance while investigating potential targeting.
04-14-2026
Microsoft released April 2026 Patch Tuesday updates on platform and Office vulnerabilities, including two zero-days affecting SharePoint Server and Defender.
Timeline: 127 Days
Hover over any logo to see coverage summary, click for full article.
Additional Articles
⭐⭐⭐
Researchers warn Microsoft SharePoint Server CVE-2026-32201 is being targeted for spoofed trusted content as Patch Tuesday includes many vulnerabilities and reports active exploitation.
⭐️⭐️
Microsoft releases March 2026 patches addressing 79 CVEs across Windows, macOS, and Linux to curb privilege escalation, denial of service, and data exposure.
Microsoft released Patch Tuesday updates on the analyzed date, fixing at least 77 vulnerabilities including Office Preview Pane remote code execution and Windows privilege escalation flaws.