CVE-2026-85330

Microsoft Edge for Android Security Feature Bypass Vulnerability

CVE-2026-85330 is fixed in 4 products on 2 platforms, first by Microsoft Edge Dev 156.0.4285.0, released September 17, 2026. It is not reported as exploited. Patch Radar priority: Routine.

RoutineFixed on 2 platforms

CVSS

4.3

Moderate

Exploitation

None reported

Exploitation Unlikely

CISA KEV

Not listed

Not in the Known Exploited Vulnerabilities catalog

EPSS

0.0035

28th percentile

<p>Incorrect authorization in Microsoft Edge for Android allows an unauthorized attacker to bypass a security feature over a network.</p>

Where it's fixed

Product	Fixed in	Fix	Released
Windows apps
Microsoft Edge	155.0.4283.45	Microsoft Edge 155.0.4283.45	Oct 8, 2026
Microsoft Edge Beta	156.0.4314.8	Microsoft Edge Beta 156.0.4314.8	Oct 6, 2026
Microsoft Edge Dev	156.0.4285.0	Microsoft Edge Dev 156.0.4285.0	Sep 17, 2026
Microsoft Edge WebView2 Runtime	155.0.4283.45	Microsoft Edge WebView2 Runtime 155.0.4283.45	Oct 8, 2026
macOS
Microsoft Edge	155.0.4283.45	Microsoft Edge 155.0.4283.45	Oct 7, 2026

Details

Published
October 26, 2026
Weakness
Incorrect Authorization
Vendor advisory
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-85330

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