Is CVE-2024-49126 in the CISA KEV catalog?

No. CVE-2024-49126 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2024-49126?

CVE-2024-49126 has a CVSS v3 base score of 8.1 (HIGH).

What is the EPSS score for CVE-2024-49126?

CVE-2024-49126 has an EPSS score of 1.25% (66th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2024-49126?

Install KB5048703 for Windows 10. Fixes are available for 23 affected products.

CVE & CISA-KEV Catalog

CVE-2024-49126

HIGH

8.1

CVSS v3

NVD

Description

Windows Local Security Authority Subsystem Service (LSASS) Remote Code Execution Vulnerability

CWE-416Use After Free CWE-591 CWE-362Race Condition

How to fix

Remediation Available

Windows 10Windows

Install:KB5048703Microsoft

Windows 10 Version 1607Windows

Install:KB5048671Microsoft

Windows 10 Version 1809Windows

Install:KB5048661Microsoft

Windows 10 Version 21H2Windows

Install:KB5048652Microsoft

Windows 10 Version 22H2Windows

Install:KB5048652Microsoft

Windows 11 Version 22H2Windows

Install:KB5048685Microsoft

Windows 11 Version 23H2Windows

Install:KB5048685Microsoft

Windows 11 Version 24H2Windows

Install:KB5048667Microsoft

Install:KB5048794Microsoft

Windows Server 2008Windows

Install:KB5048744Microsoft

Install:KB5048710Microsoft

Windows Server 2008 R2Windows

Install:KB5048676Microsoft

Install:KB5048695Microsoft

Windows Server 2012Windows

Install:KB5048699Microsoft

Windows Server 2012 (Server Core installation)Windows

Install:KB5048699Microsoft

Windows Server 2012 R2Windows

Install:KB5048735Microsoft

Windows Server 2012 R2 (Server Core installation)Windows

Install:KB5048735Microsoft

Windows Server 2016Windows

Install:KB5048671Microsoft

Windows Server 2016 (Server Core installation)Windows

Install:KB5048671Microsoft

Windows Server 2019Windows

Install:KB5048661Microsoft

Windows Server 2019 (Server Core installation)Windows

Install:KB5048661Microsoft

Windows Server 2022Windows

Install:KB5048800Microsoft

Install:KB5048654Microsoft

Windows Server 2022 (Server Core installation)Windows

Install:KB5048654Microsoft

Install:KB5048800Microsoft

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

Install:KB5048653Microsoft

Windows Server 2025Windows

Install:KB5048794Microsoft

Install:KB5048667Microsoft

Windows Server 2025 (Server Core installation)Windows

Install:KB5048794Microsoft

Install:KB5048667Microsoft

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityHigh

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

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

Exploit Intelligence

1.25%probability of exploitation in 30 days

66thpercentile

Moderate risk: more likely to be exploited than 66% of all known CVEs.

References

Vendor Advisory1

msrc.microsoft.com

Embed a live status badge for CVE-2024-49126

Markdown

[![CVE-2024-49126](https://tridentstack.com/cve/badge/CVE-2024-49126.svg)](https://tridentstack.com/cve/CVE-2024-49126)

HTML

<a href="https://tridentstack.com/cve/CVE-2024-49126"><img src="https://tridentstack.com/cve/badge/CVE-2024-49126.svg" alt="CVE-2024-49126"></a>

Find and fix vulnerabilities across your fleet

TridentStack Control continuously scans your Windows, macOS, and Linux fleet for known vulnerabilities, prioritizes them by severity and active exploitation, and patches them automatically.

Start free

This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2025-01-14.