CVE-2023-33143

Name: CVE-2023-33143
Creator: NVD / NIST
Published: 2023-06-03T01:15:36.693+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.5/10EPSS 1.46%

Last modified Jun 17, 2026

CVE-2023-33143 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. Microsoft Edge (Chromium-based) Elevation of Privilege Vulnerability. EPSS estimates a 1.46% chance of exploitation in the next 30 days.

Description

Microsoft Edge (Chromium-based) Elevation of Privilege Vulnerability

Metrics

CVSS 3.1

7.5/10

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

EPSS Probability

1.46%

70.1th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

Vendor	Product	Versions
Microsoft	Edge Chromium	< 114.0.1823.37

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-33143Patch, Vendor Advisory
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-33143Patch, Vendor Advisory
https://security.gentoo.org/glsa/202402-05

Timeline

Published: Jun 3, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2023-33143?

Microsoft Edge (Chromium-based) Elevation of Privilege Vulnerability

How severe is CVE-2023-33143?

CVE-2023-33143 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 1.46% probability of exploitation in the next 30 days.

How do I fix CVE-2023-33143?

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-2023-33143?

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

Scan your code now

Source: NVD / NIST