CVE-2026-69446

Microsoft Edge (Chromium-based) Elevation of Privilege Vulnerability

CVE-2026-69446 is fixed in 4 products on 2 platforms, first by Microsoft Edge Dev 153.0.4224.0, released August 17, 2026. It is not reported as exploited. Patch Radar priority: Routine.

RoutineFixed on 2 platforms

CVSS

4.4

Moderate

Exploitation

None reported

No vendor assessment

CISA KEV

Not listed

Not in the Known Exploited Vulnerabilities catalog

EPSS

0.0025

16th percentile

<p>Incorrect authorization in Microsoft Edge (Chromium-based) allows an authorized attacker to elevate privileges locally.</p>

Where it's fixed

Product	Fixed in	Fix	Released
Windows apps
Microsoft Edge	152.0.4191.66	Microsoft Edge 152.0.4191.66	Sep 4, 2026
Microsoft Edge Beta	153.0.4234.6	Microsoft Edge Beta 153.0.4234.6	Aug 27, 2026
Microsoft Edge Dev	153.0.4224.0	Microsoft Edge Dev 153.0.4224.0	Aug 17, 2026
Microsoft Edge WebView2 Runtime	152.0.4191.53	Microsoft Edge WebView2 Runtime 152.0.4191.53	Aug 28, 2026
macOS
Microsoft Edge	152.0.4191.53	Microsoft Edge 152.0.4191.53	Aug 27, 2026

Details

Published
August 28, 2026
Weakness
Incorrect Authorization
Vendor advisory
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-69446

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