Threat Intelligence / CVE / CVE-2026-24294
CVE-2026-24294
Improper authentication in Windows SMB Server allows an authorized attacker to elevate privileges locally.
CVSS v3 vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Weaknesses (CWE)
CWE-287
Threats tracking this CVE
- Microsoft Office RCE via Preview Pane (CVE-2026-26110, CVE-2026-26113) — March 2026 Patch Tuesday — CRITICAL
References
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-24294
- https://www.vicarius.io/vsociety/posts/cve-2026-24294-detection-script-improper-authentication-vulnerability-in-windows-smb-server
- https://www.vicarius.io/vsociety/posts/cve-2026-24294-mitigation-script-improper-authentication-vulnerability-in-windows-smb-server
Full detection coverage & IOCs for threats exploiting CVE-2026-24294 are available via the Threadlinqs MCP server (Purple tier). View plans →