Windows Server 2019 — KB5078738 — security update — patch and remediation guide
🟠 High ⏱ 15–60 min Last verified: 25 May 2026 Affected versions: Windows Server 2019 📖 ~4 min read • Source: Microsoft KB5078738 • MSRC update-guide entry Related CVEs: CVE-2026-23674 Affected components: Windows Server 2019 (Server Core installation) Microsoft summary: Improper resolution of path equivalence in Windows MapUrlToZone allows an unauthorized attacker to bypass […]