Windows apps · Application version · January 17, 2025

Microsoft Edge WebView2 Runtime 132.0.2957.115

Microsoft Edge WebView2 Runtime 132.0.2957.115, released January 17, 2025, fixes 14 CVEs in Microsoft Edge WebView2 Runtime. None of them is reported as exploited. Patch Radar priority: Urgent. The latest Microsoft Edge WebView2 Runtime is 157.0.4341.42, which also fixes every one of these CVEs.

Urgent

Superseded.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

1 rated Critical

Exploited

None reported

Highest CVSS

9.6

Base score, 0 to 10

Highest EPSS

0.0818

94th percentile

Priority of the 14 CVEs

Patch now 0
                                Urgent 1
                                High 6
                                Routine 7

Applies to

Product	Version
Microsoft Edge WebView2 Runtime	132.0.2957.115

CVEs this fix closes

Priority	CVE	Title	CVSS	EPSS	Exploitation
Urgent	CVE-2025-0436	Chromium: CVE-2025-0436 Integer overflow in Skia	9.6	0.0058	None reported
High	CVE-2025-0291	Chromium: CVE-2025-0291 Type Confusion in V8	8.8	0.0818	None reported
High	CVE-2025-0434	Chromium: CVE-2025-0434 Out of bounds memory access in V8	8.8	0.0596	None reported
High	CVE-2025-0438	Chromium: CVE-2025-0438 Stack buffer overflow in Tracing	8.8	0.0046	None reported
High	CVE-2025-0443	Chromium: CVE-2025-0443 Insufficient data validation in Extensions	8.8	0.0045	None reported
High	CVE-2025-0447	Chromium: CVE-2025-0447 Inappropriate implementation in Navigation	8.8	0.0045	None reported
High	CVE-2025-0437	Chromium: CVE-2025-0437 Out of bounds read in Metrics	8.8	0.0030	None reported
Routine	CVE-2025-21185	Microsoft Edge (Chromium-based) Elevation of Privilege Vulnerability	6.5	0.0083	Exploitation Less Likely
Routine	CVE-2025-0440	Chromium: CVE-2025-0440 Inappropriate implementation in Fullscreen	6.5	0.0042	None reported
Routine	CVE-2025-0441	Chromium: CVE-2025-0441 Inappropriate implementation in Fenced Frames	6.5	0.0037	None reported
Routine	CVE-2025-0442	Chromium: CVE-2025-0442 Inappropriate implementation in Payments	6.5	0.0033	None reported
Routine	CVE-2025-0448	Chromium: CVE-2025-0448 Inappropriate implementation in Compositing	4.3	0.0029	None reported
Routine	CVE-2025-0446	Chromium: CVE-2025-0446 Inappropriate implementation in Extensions	4.3	0.0027	None reported
Routine	CVE-2025-0439	Chromium: CVE-2025-0439 Race in Frames	6.5	0.0027	None reported

Other Microsoft Edge WebView2 Runtime versions with security fixes

Microsoft Edge WebView2 Runtime 156.0.4314.58
Microsoft Edge WebView2 Runtime
Microsoft Edge WebView2 Runtime 156.0.4314.56
Microsoft Edge WebView2 Runtime
Microsoft Edge WebView2 Runtime 156.0.4314.50
Microsoft Edge WebView2 Runtime
Microsoft Edge WebView2 Runtime 156.0.4314.42
Microsoft Edge WebView2 Runtime
Microsoft Edge WebView2 Runtime 155.0.4283.62
Microsoft Edge WebView2 Runtime
Microsoft Edge WebView2 Runtime 155.0.4283.60
Microsoft Edge WebView2 Runtime

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