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CVE-2024-49039

Exploited in the wild. In CISA KEV since 2024‑11‑12. Fixed versions are out.

CVSS 3.18.8HighEPSS percentile97th14% chance in 30 daysCISA KEVListedsince 2024-11-12, due 2024-12-03
No public exploit knownFix5 products10 fixed builds listed below

Published Updated Sources: CVE.org, NVD, BDU

NVD CVE.org

What to do

Find your product and version, then upgrade to the build on the right.

  • Microsoft Windows 10 Version 1809Affected: ≥ 10.0.17763.0, < 10.0.17763.6532Upgrade to: 10.0.17763.6532Affected: ≥ 10.0.19043.0, < 10.0.19044.5131Upgrade to: 10.0.19044.5131Affected: ≥ 10.0.19045.0, < 10.0.19045.5131Upgrade to: 10.0.19045.5131Affected: ≥ 10.0.10240.0, < 10.0.10240.20826Upgrade to: 10.0.10240.20826 + 1 more branchStated by: CVE record
  • Microsoft Windows 11 version 22H2Affected: ≥ 10.0.22621.0, < 10.0.22621.4460Upgrade to: 10.0.22621.4460Affected: ≥ 10.0.22631.0, < 10.0.22631.4460Upgrade to: 10.0.22631.4460Affected: ≥ 10.0.26100.0, < 10.0.26100.2314Upgrade to: 10.0.26100.2314Stated by: CVE record
  • Microsoft Windows Server 2016Affected: ≥ 10.0.14393.0, < 10.0.14393.7515Upgrade to: 10.0.14393.7515Stated by: CVE record
  • Microsoft Windows Server 2019Affected: ≥ 10.0.17763.0, < 10.0.17763.6532Upgrade to: 10.0.17763.6532Stated by: CVE record
  • Microsoft Windows Server 2022Affected: ≥ 10.0.20348.0, < 10.0.20348.2849Upgrade to: 10.0.20348.2849Affected: ≥ 10.0.25398.0, < 10.0.25398.1251Upgrade to: 10.0.25398.1251Stated by: CVE record

Versions as the sources state them. 1 more product has version data. Full version matrix after sign-in

Check it yourselfA free OpenVAS check exists for this CVE. Run it against your hosts.Is your organisation exposed?Request an assessment to establish which checks fit your systems.

Coverage timeline

0 publishers

  1. Added to CISA KEV catalog

    ·CISA KEV

Sourced from public security reporting — each date is when it was published, not when it happened.

What it is

From the CVE record

Windows Task Scheduler Elevation of Privilege Vulnerability

In plain language

No plain-language summary for this CVE yet.

Exploitation

Where each signal puts this CVE on the scale from published to confirmed exploited.

EPSS97th
CISA KEV
CISA KEV

Listed as exploited in the wild since 2024-11-12.

US federal agencies must remediate by 2024-12-03.

Known use in ransomware campaigns.

Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
Public exploits

No public exploit or proof of concept found in the sources we track.

EPSS

14% chance of exploitation activity in the next 30 days, which ranks it in the 97th percentile of scored CVEs.

Exploit Prediction Scoring System, FIRST.org. A probability, not a confirmation.

Lifecycle

10 events over 630 days, from the signal feeds we watch.

  1. Patch availablerecord updated
  2. OpenVAS check added
  3. EPSS band changehigh → moderate
  4. Patch availablerecord updated
  5. Added to CISA KEVransomware campaignpublished, weakness classified, att&ck mapped

Affected products

And 41 more affected products. See all after sign-in

Technical detail

CVSS 3.1 vector

Open in the CVSS calculator

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

Scored 8.8 by NVD.

How it is reached

  • Attack Vector LocalRequires local access to the vulnerable system (e.g. local login, malicious file)
  • Attack Complexity LowNo special conditions — the attack can be reliably reproduced
  • Privileges Required LowRequires basic user-level privileges
  • User Interaction NoneNo user interaction needed — fully automated exploitation

Scope

  • Scope ChangedThe exploit can affect other components (e.g. sandbox escape, host compromise from VM)

Impact if exploited

  • Confidentiality HighTotal information disclosure — all data in the component is compromised
  • Integrity HighTotal loss of integrity — attacker can modify any data in the component
  • Availability HighTotal denial of service — the component is completely unavailable

Weaknesses

ATT&CK techniques

Mapped from the weaknesses above (CWE to ATT&CK), not observed in attacks.

Sources

References in the record

Watch the software you run.

My Stack ranks new CVEs for your products by real-world exploitation, so the next exploited one reaches you without reading every advisory.

We'll flag the next CVE, public exploit or patch for Windows 10 Version 1809, not every advisory. This one: actively exploited.