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CVE-2024-49039

Windows Task Scheduler Elevation of Privilege Vulnerability

CVSS 3.1 High 8.8Known exploited (CISA KEV)

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

Description

Windows Task Scheduler Elevation of Privilege Vulnerability

Official description from the CVE record, published by microsoft. Copyright © 1999-2026 The MITRE Corporation. See /security/cve/legal for the CVE license. View the record on cve.org

Key data

CVSS 3.1 High 8.8

Score published by microsoft in the CVE record.

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

  • Attack vector: Local

    The attacker needs local access to the system, or to trick a user into running something.

  • Attack complexity: Low

    No special conditions are needed. The attack can be repeated at will.

  • Privileges required: Low

    A basic user account is needed.

  • User interaction: None

    No action from any user is needed.

  • Scope: Changed

    The impact can reach other components beyond the vulnerable one.

  • Confidentiality impact: High

    Serious or total effect on the secrecy of data.

  • Integrity impact: High

    Serious or total effect on the trustworthiness of data.

  • Availability impact: High

    Serious or total effect on availability.

CVSS is owned and managed by FIRST.Org, Inc. (FIRST) and is used by permission. Each CVSS score on this site is shown together with its vector string, as published in the CVE record by the source named next to it. Learn more at first.org/cvss.

EPSS

Exploit Prediction Scoring System by FIRST: an estimate of the probability that exploitation activity will be observed in the next 30 days.
Score
0.14179 (14.2% probability)
Percentile
96.6%
Scores of
Nov 10, 2026
Model
v2026.06.15

CISA Known Exploited Vulnerabilities

This CVE is listed in the CISA KEV catalog.
Name in the catalog
Microsoft Windows Task Scheduler Privilege Escalation Vulnerability
Added to the catalog
Nov 12, 2024
Federal due date
Dec 3, 2024
Ransomware campaigns
Known use

CISA assessment as of Nov 8, 2024

Stakeholder-Specific Vulnerability Categorization (SSVC) decision points added by CISA.
Exploitation
Recorded by CISA as active
Automatable
no
Technical impact
total

Weakness (CWE)

CWE catalog version 5.0.
CWE names: Copyright © 2006-2026, The MITRE Corporation. See /security/cve/legal for the CWE license.

Affected products

Products listed in the CVE record, as the CNA published them.

  • Microsoft Windows Server 2025

    • affected: 10.0.26100.0 up to before 10.0.26100.2314

  • Microsoft Windows Server 2025 (Server Core installation)

    • affected: 10.0.26100.0 up to before 10.0.26100.2314

  • Microsoft Windows 10 Version 1809

    • affected: 10.0.17763.0 up to before 10.0.17763.6532

  • Microsoft Windows Server 2019

    • affected: 10.0.17763.0 up to before 10.0.17763.6532

  • Microsoft Windows Server 2019 (Server Core installation)

    • affected: 10.0.17763.0 up to before 10.0.17763.6532

  • Microsoft Windows Server 2022

    • affected: 10.0.20348.0 up to before 10.0.20348.2849

  • Microsoft Windows 10 Version 21H2

    • affected: 10.0.19043.0 up to before 10.0.19044.5131

  • Microsoft Windows 11 version 22H2

    • affected: 10.0.22621.0 up to before 10.0.22621.4460

  • Microsoft Windows 10 Version 22H2

    • affected: 10.0.19045.0 up to before 10.0.19045.5131

  • Microsoft Windows 11 version 22H3

    • affected: 10.0.22631.0 up to before 10.0.22631.4460

  • Microsoft Windows 11 Version 23H2

    • affected: 10.0.22631.0 up to before 10.0.22631.4460

  • Microsoft Windows Server 2022, 23H2 Edition (Server Core installation)

    • affected: 10.0.25398.0 up to before 10.0.25398.1251

  • Microsoft Windows 11 Version 24H2

    • affected: 10.0.26100.0 up to before 10.0.26100.2314

  • Microsoft Windows 10 Version 1507

    • affected: 10.0.10240.0 up to before 10.0.10240.20826

  • Microsoft Windows 10 Version 1607

    • affected: 10.0.14393.0 up to before 10.0.14393.7515

  • Microsoft Windows Server 2016

    • affected: 10.0.14393.0 up to before 10.0.14393.7515

  • Microsoft Windows Server 2016 (Server Core installation)

    • affected: 10.0.14393.0 up to before 10.0.14393.7515

References

Links listed in the CVE record. They lead to other sites, which CubePath does not control.

Timeline

  1. ID reserved
  2. Added to CISA KEV
  3. Record published
  4. Record last updated

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Data from the CVE Program (MITRE), CISA KEV and FIRST EPSS. CVSS is owned by FIRST and used by permission. Not affiliated with or endorsed by MITRE, CISA or FIRST. Data as of Nov 10, 2026, 19:21 UTC. Sources and licenses