CVE-2023-36735: Microsoft Edge (Chromium-based) Elevation of Privilege Vulnerability

Severity: critical (CVSS 9.6 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 2.1% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2023-09-15 · updated 2026-06-17
Weakness: CWE-416

Description

Microsoft Edge (Chromium-based) Elevation of Privilege Vulnerability

Affected products

Microsoft Edge (Chromium): before 117.0.2045.31 — fixed in 117.0.2045.31
Microsoft Edge (Chromium): from 1.0.0 before 117.0.2045.31 — fixed in 117.0.2045.31

How to fix

Upgrade to a fixed version: Microsoft Edge (Chromium) 117.0.2045.31; Microsoft Edge (Chromium) 117.0.2045.31. Check the vendor advisory for mitigations.

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-36735
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-36735
https://security.gentoo.org/glsa/202402-05

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