Microsoft Corp. has released security updates addressing at least 77 vulnerabilities across its Windows operating systems and various software applications. Key vulnerabilities include:
- CVE-2026-21262: Allows an attacker to elevate privileges on SQL Server 2016 and later, with a CVSS v3 base score of 8.8.
- CVE-2026-26127: Affects applications running on .NET, potentially leading to denial of service.
- CVE-2026-26113 and CVE-2026-26110: Remote code execution flaws in Microsoft Office exploitable by viewing malicious messages in the Preview Pane.
- CVE-2026-24291, CVE-2026-24294, CVE-2026-24289, and CVE-2026-25187: Privilege escalation vulnerabilities rated CVSS 7.8.
- CVE-2026-21536: A critical remote code execution bug identified by an AI agent, marking a shift toward AI-driven vulnerability discovery.
Additionally, Microsoft previously addressed nine browser vulnerabilities and issued an out-of-band update on March 2 for Windows Server 2022. Adobe has released updates for 80 vulnerabilities across its products, and Mozilla Firefox version 148.0.2 has resolved three high-severity CVEs.