Windows Deployment Services TFTP Server Remote Code Execution Vulnerability

Microsoft Patch Tuesday August 2026

Microsoft’s August 2026 Patch Tuesday is another substantial security release, addressing 421 vulnerabilities across Windows, Office, Azure, Exchange Server, SharePoint Server, developer tooling and other Microsoft products. More importantly, the…

Microsoft Patch Tuesday for August 2026 — Snort rules and prominent vulnerabilities

Microsoft has released its monthly security update for August 2026, which includes 421 vulnerabilities affecting a range of products, including 62 that Microsoft marked as "critical."

Patch Tuesday - August 2026

Microsoft is publishing 421 vulnerabilities on August 2026 Patch Tuesday, including 236 vulnerabilities in Windows. This is lower volume than last month’s record-breaking behemoth, but still one of the largest Patch Tuesday totals ever. There is no reason to suppose that Patch Tuesday will ever return to the lower volumes we saw prior to 2026. Microsoft is aware of exploitation in the wild for one of the vulnerabilities published today, as well as public disclosure for two others, although the Notable CVEs section of the Security Update Guide omits one of these. As usual, browser vulns are not

Microsoft Patches 398 Flaws Including a Windows Driver Zero-Day Under Active Attack

Microsoft released its monthly security updates on Tuesday, and one of the flaws it closed is already being used in attacks. The bug sits in a core Windows kernel driver that handles network socket operations. An attacker with code already running on a machine can use it to escalate to SYSTEM. That patch goes out first. The flaw is tracked as CVE-2026-68820 (CVSS score: 7.0) and is the only

August 2026 Patch Tuesday: One Exploited Zero-Day and 62 Critical Vulnerabilities Among 415 CVEs