Windows apps · Application version · March 26, 2025

Microsoft Edge WebView2 Runtime 134.0.3124.93

Microsoft Edge WebView2 Runtime 134.0.3124.93, released March 26, 2025, fixes 2 CVEs in Microsoft Edge WebView2 Runtime. One of them is being exploited (CVE-2025-2783); 1 on CISA KEV. Patch Radar priority: Patch now. The latest Microsoft Edge WebView2 Runtime is 157.0.4341.42, which also fixes every one of these CVEs.

Patch now1 on CISA KEV

Superseded. The latest Microsoft Edge WebView2 Runtime is 157.0.4341.42, which also fixes every CVE on this page. Install that instead.

CVEs closed
2
None rated Critical
Exploited
1
CVE-2025-2783
Highest CVSS
8.3
Base score, 0 to 10
Highest EPSS
0.0924
95th percentile

Priority of the 2 CVEs

Patch now 1 Urgent 0 High 1 Routine 0

Applies to

ProductVersion
Microsoft Edge WebView2 Runtime134.0.3124.93

CVEs this fix closes

PriorityCVETitleCVSSEPSSExploitation
Patch now CVE-2025-2783 Chromium: CVE-2025-2783 Incorrect handle provided in unspecified circumstances in Mojo on Windows8.3 0.0924 KEVExploited
High CVE-2025-29834 Microsoft Edge (Chromium-based) Remote Code Execution Vulnerability7.5 0.0065 Exploitation Less Likely
Showing 1 to 2 of 2 1

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