CVE-2024-21435

Name: CVE-2024-21435
Creator: NVD / NIST
Published: 2024-03-12T17:15:52.387+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 8.8/10EPSS 2.03%

Last modified Jun 17, 2026

CVE-2024-21435 is a high-severity vulnerability rated 8.8/10 on the CVSS scale. Windows OLE Remote Code Execution Vulnerability. EPSS estimates a 2.03% chance of exploitation in the next 30 days.

Description

Windows OLE Remote Code Execution Vulnerability

Metrics

CVSS 3.1

8.8/10

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

EPSS Probability

2.03%

78.5th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Microsoft	Windows 11 22h2	< 10.0.22621.3296
Microsoft	Windows 11 23h2	< 10.0.22631.3296

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2024-21435Vendor Advisory
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2024-21435Vendor Advisory

Timeline

Published: Mar 12, 2024
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2024-21435?

Windows OLE Remote Code Execution Vulnerability

How severe is CVE-2024-21435?

CVE-2024-21435 has a CVSS score of 8.8/10 (HIGH severity). The EPSS model estimates a 2.03% probability of exploitation in the next 30 days.

How do I fix CVE-2024-21435?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2024-21435?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST