CVE-2024-21387

Name: CVE-2024-21387
Creator: NVD / NIST
Published: 2024-01-26T01:15:10.703+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.3/10EPSS 0.72%

Last modified Jun 17, 2026

CVE-2024-21387 is a medium-severity vulnerability rated 5.3/10 on the CVSS scale. Microsoft Edge for Android Spoofing Vulnerability. EPSS estimates a 0.72% chance of exploitation in the next 30 days.

Description

Microsoft Edge for Android Spoofing Vulnerability

Metrics

CVSS 3.1

5.3/10

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

EPSS Probability

0.72%

49.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-357

Affected Software

Vendor	Product	Versions
Microsoft	Edge Chromium	< 120.0.2210.160
Microsoft	Edge Chromium	< 121.0.2277.83

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2024-21387Patch, Vendor Advisory
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2024-21387Patch, Vendor Advisory

Timeline

Published: Jan 26, 2024
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2024-21387?

Microsoft Edge for Android Spoofing Vulnerability

How severe is CVE-2024-21387?

CVE-2024-21387 has a CVSS score of 5.3/10 (MEDIUM severity). The EPSS model estimates a 0.72% probability of exploitation in the next 30 days.

How do I fix CVE-2024-21387?

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-2024-21387?

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

Scan your code now

Source: NVD / NIST