CVE-2024-49039

Microsoft Windows Server 2025, Microsoft Windows Server 2025 (Server Core installation), Microsoft Windows 10 Version 1809

Published 12 Nov 2024 · updated 4 Aug 2026 · Analyzed

8.8 High · CVSS 3.1, microsoft.com

Exploited in the wild

CISA added this to its Known Exploited Vulnerabilities catalog on 12 Nov 2024, with a remediation deadline of 3 Dec 2024 for US federal agencies. It has been used in ransomware campaigns.

Required action: Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.

Description

Windows Task Scheduler Elevation of Privilege Vulnerability

References

msrc.microsoft.com/update-guide/vulnerability/CVE-2024-49039 · Patch, Vendor Advisory
www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2024-49039 · US Government Resource