How severe is CVE-2024-49039?

CVE-2024-49039 has a CVSS 3.1 base score of 8.8 (HIGH). EPSS estimates a 14.2% probability of exploitation in the next 30 days. It is listed in the CISA Known Exploited Vulnerabilities catalog.

CVE-2024-49039: Windows Task Scheduler Elevation of Privilege

CISA Known Exploited Vulnerabilities

Microsoft Windows Task Scheduler Privilege Escalation Vulnerability is confirmed as actively exploited and is listed in the CISA KEV catalog.

Added to KEV

2024-11-12

Remediation due

2024-12-03

Ransomware

Known use

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

CISA notes
https://msrc.microsoft.com/update-guide/en-US/vulnerability/CVE-2024-49039 ; https://nvd.nist.gov/vuln/detail/CVE-2024-49039

Description

Windows Task Scheduler Elevation of Privilege Vulnerability

Severity

CVSS 3.1 · CNA8.8 HIGH

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:F/RL:O/RC:C

SSVC · CISA-ADP

Exploitationactive

Automatableno

Technical impacttotal

Affected Products

Vendor	Product	Affected versions
Microsoft	Windows Server 2025	10.0.26100.0 to <10.0.26100.2314
Microsoft	Windows Server 2025 (Server Core installation)	10.0.26100.0 to <10.0.26100.2314
Microsoft	Windows 10 Version 1809	10.0.17763.0 to <10.0.17763.6532
Microsoft	Windows Server 2019	10.0.17763.0 to <10.0.17763.6532
Microsoft	Windows Server 2019 (Server Core installation)	10.0.17763.0 to <10.0.17763.6532
Microsoft	Windows Server 2022	10.0.20348.0 to <10.0.20348.2849
Microsoft	Windows 10 Version 21H2	10.0.19043.0 to <10.0.19044.5131
Microsoft	Windows 11 version 22H2	10.0.22621.0 to <10.0.22621.4460
Microsoft	Windows 10 Version 22H2	10.0.19045.0 to <10.0.19045.5131
Microsoft	Windows 11 version 22H3	10.0.22631.0 to <10.0.22631.4460
Microsoft	Windows 11 Version 23H2	10.0.22631.0 to <10.0.22631.4460
Microsoft	Windows Server 2022, 23H2 Edition (Server Core installation)	10.0.25398.0 to <10.0.25398.1251
Microsoft	Windows 11 Version 24H2	10.0.26100.0 to <10.0.26100.2314
Microsoft	Windows 10 Version 1507	10.0.10240.0 to <10.0.10240.20826
Microsoft	Windows 10 Version 1607	10.0.14393.0 to <10.0.14393.7515
Microsoft	Windows Server 2016	10.0.14393.0 to <10.0.14393.7515
Microsoft	Windows Server 2016 (Server Core installation)	10.0.14393.0 to <10.0.14393.7515

References

1 Links

Vendor advisories

Windows Task Scheduler Elevation of Privilege Vulnerability

Record Details

Published

2024-11-12

Last updated

2026-08-04

Assigner (CNA)

microsoft

Credited to

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CVE record data © The MITRE Corporation, used under the CVE Terms of Use. Exploited-in-the-wild data from the CISA Known Exploited Vulnerabilities catalog (CC0). Exploit prediction scores by FIRST EPSS (first.org/epss). This site is not endorsed or certified by MITRE, NVD, CISA, or FIRST.