Windows apps · Microsoft

Microsoft Edge WebView2 Runtime security updates

The latest version of Microsoft Edge WebView2 Runtime is 157.0.4341.42, released November 5, 2026. Patch Radar has 123 security fixes for Microsoft Edge WebView2 Runtime, closing 3,300 CVEs, 22 of which are being exploited. The newest security fix is Microsoft Edge WebView2 Runtime 156.0.4314.58, released October 30, 2026. Version 157.0.4341.42 adds no new CVE fixes and includes all of them.

22 exploited CVEs
Latest version
157.0.4341.42
Released Nov 5, 2026
Security fixes
123
On record in Patch Radar
CVEs
3,300
Closed by those fixes
Exploited
22
Vendor report or CISA KEV

Security fixes, newest first

PriorityFixFixed inCVEsExploitedReleased
Latest Microsoft Edge WebView2 Runtime 157.0.4341.42157.0.4341.42 Includes every fix below Nov 5, 2026
Urgent Microsoft Edge WebView2 Runtime 156.0.4314.58156.0.4314.58 21 Oct 30, 2026
Urgent Microsoft Edge WebView2 Runtime 156.0.4314.56156.0.4314.56 47 Oct 29, 2026
High Microsoft Edge WebView2 Runtime 156.0.4314.50156.0.4314.50 1 Oct 26, 2026
Urgent Microsoft Edge WebView2 Runtime 156.0.4314.42156.0.4314.42 292 Oct 22, 2026
High Microsoft Edge WebView2 Runtime 155.0.4283.62155.0.4283.62 5 Oct 16, 2026
Urgent Microsoft Edge WebView2 Runtime 155.0.4283.60155.0.4283.60 38 Oct 15, 2026
Urgent Microsoft Edge WebView2 Runtime 155.0.4283.45155.0.4283.45 182 Oct 8, 2026
Patch now Microsoft Edge WebView2 Runtime 154.0.4258.62154.0.4258.62 13 1 Oct 5, 2026
High Microsoft Edge WebView2 Runtime 154.0.4258.53154.0.4258.53 25 Oct 1, 2026
Urgent Microsoft Edge WebView2 Runtime 154.0.4258.48154.0.4258.48 59 Sep 29, 2026
Urgent Microsoft Edge WebView2 Runtime 154.0.4258.37154.0.4258.37 31 Sep 24, 2026
Urgent Microsoft Edge WebView2 Runtime 153.0.4234.48153.0.4234.48 13 Sep 18, 2026
Patch now Microsoft Edge WebView2 Runtime 153.0.4234.46153.0.4234.46 230 1 Sep 17, 2026
Urgent Microsoft Edge WebView2 Runtime 152.0.4191.66152.0.4191.66 9 Sep 4, 2026
Patch now Microsoft Edge WebView2 Runtime 152.0.4191.62152.0.4191.62 22 1 Sep 2, 2026
Urgent Microsoft Edge WebView2 Runtime 152.0.4191.53152.0.4191.53 280 Aug 28, 2026
High Microsoft Edge WebView2 Runtime 151.0.4129.107151.0.4129.107 7 Aug 24, 2026
High Microsoft Edge WebView2 Runtime 151.0.4129.101151.0.4129.101 10 Aug 20, 2026
High Microsoft Edge WebView2 Runtime 151.0.4129.86151.0.4129.86 5 Aug 14, 2026
Urgent Microsoft Edge WebView2 Runtime 151.0.4129.78151.0.4129.78 32 Aug 10, 2026
Urgent Microsoft Edge WebView2 Runtime 151.0.4129.59151.0.4129.59 274 Jul 31, 2026
High Microsoft Edge WebView2 Runtime 150.0.4078.99150.0.4078.99 6 Jul 24, 2026
Urgent Microsoft Edge WebView2 Runtime 150.0.4078.96150.0.4078.96 9 Jul 23, 2026
Urgent Microsoft Edge WebView2 Runtime 150.0.4078.83150.0.4078.83 16 Jul 17, 2026
High Microsoft Edge WebView2 Runtime 150.0.4078.65150.0.4078.65 28 Jul 9, 2026
Urgent Microsoft Edge WebView2 Runtime 150.0.4078.48150.0.4078.48 335 Jul 2, 2026
High Microsoft Edge WebView2 Runtime 149.0.4022.96149.0.4022.96 12 Jun 25, 2026
Urgent Microsoft Edge WebView2 Runtime 149.0.4022.80149.0.4022.80 23 Jun 18, 2026
High Microsoft Edge WebView2 Runtime 149.0.4022.69149.0.4022.69 10 Jun 12, 2026
Patch now Microsoft Edge WebView2 Runtime 149.0.4022.62149.0.4022.62 56 1 Jun 9, 2026
Urgent Microsoft Edge WebView2 Runtime 149.0.4022.52149.0.4022.52 329 Jun 4, 2026
Urgent Microsoft Edge WebView2 Runtime 148.0.3967.96148.0.3967.96 105 May 28, 2026
High Microsoft Edge WebView2 Runtime 148.0.3967.83148.0.3967.83 13 May 21, 2026
Urgent Microsoft Edge WebView2 Runtime 148.0.3967.70148.0.3967.70 61 May 15, 2026
Urgent Microsoft Edge WebView2 Runtime 148.0.3967.54148.0.3967.54 109 May 7, 2026
Urgent Microsoft Edge WebView2 Runtime 147.0.3912.98147.0.3912.98 1 Apr 30, 2026
Urgent Microsoft Edge WebView2 Runtime 147.0.3912.86147.0.3912.86 2 Apr 24, 2026
High Microsoft Edge WebView2 Runtime 147.0.3912.72147.0.3912.72 28 Apr 16, 2026
Urgent Microsoft Edge WebView2 Runtime 147.0.3912.60147.0.3912.60 57 Apr 10, 2026
Patch now Microsoft Edge WebView2 Runtime 146.0.3856.97146.0.3856.97 18 1 Apr 1, 2026
High Microsoft Edge WebView2 Runtime 146.0.3856.84146.0.3856.84 8 Mar 26, 2026
High Microsoft Edge WebView2 Runtime 146.0.3856.72146.0.3856.72 24 Mar 20, 2026
Patch now Microsoft Edge WebView2 Runtime 146.0.3856.62146.0.3856.62 1 1 Mar 15, 2026
Patch now Microsoft Edge WebView2 Runtime 146.0.3856.59146.0.3856.59 31 1 Mar 13, 2026
Urgent Microsoft Edge WebView2 Runtime 145.0.3800.97145.0.3800.97 8 Mar 6, 2026
Urgent Microsoft Edge WebView2 Runtime 145.0.3800.82145.0.3800.82 3 Feb 26, 2026
High Microsoft Edge WebView2 Runtime 145.0.3800.70145.0.3800.70 3 Feb 20, 2026
Patch now Microsoft Edge WebView2 Runtime 145.0.3800.58145.0.3800.58 11 1 Feb 14, 2026
High Microsoft Edge WebView2 Runtime 144.0.3719.115144.0.3719.115 2 Feb 5, 2026
Routine Microsoft Edge WebView2 Runtime 144.0.3719.104144.0.3719.104 1 Feb 4, 2026
High Microsoft Edge WebView2 Runtime 144.0.3719.92144.0.3719.92 1 Jan 23, 2026
Urgent Microsoft Edge WebView2 Runtime 144.0.3719.82144.0.3719.82 11 Jan 16, 2026
High Microsoft Edge WebView2 Runtime 143.0.3650.139143.0.3650.139 1 Jan 8, 2026
High Microsoft Edge WebView2 Runtime 143.0.3650.96143.0.3650.96 2 Dec 18, 2025
Patch now Microsoft Edge WebView2 Runtime 143.0.3650.80143.0.3650.80 3 1 Dec 11, 2025
High Microsoft Edge WebView2 Runtime 143.0.3650.66143.0.3650.66 14 Dec 4, 2025
Patch now Microsoft Edge WebView2 Runtime 142.0.3595.90142.0.3595.90 2 1 Nov 18, 2025
High Microsoft Edge WebView2 Runtime 142.0.3595.80142.0.3595.80 1 Nov 13, 2025
High Microsoft Edge WebView2 Runtime 142.0.3595.69142.0.3595.69 3 Nov 8, 2025
High Microsoft Edge WebView2 Runtime 142.0.3595.65142.0.3595.65 1 Nov 6, 2025
High Microsoft Edge WebView2 Runtime 142.0.3595.53142.0.3595.53 18 Oct 31, 2025
High Microsoft Edge WebView2 Runtime 141.0.3537.85141.0.3537.85 1 Oct 17, 2025
High Microsoft Edge WebView2 Runtime 141.0.3537.71141.0.3537.71 2 Oct 9, 2025
High Microsoft Edge WebView2 Runtime 141.0.3537.57141.0.3537.57 9 Oct 2, 2025
Urgent Microsoft Edge WebView2 Runtime 140.0.3485.94140.0.3485.94 3 Sep 25, 2025
Patch now Microsoft Edge WebView2 Runtime 140.0.3485.81140.0.3485.81 6 1 Sep 18, 2025
High Microsoft Edge WebView2 Runtime 140.0.3485.66140.0.3485.66 1 Sep 11, 2025
High Microsoft Edge WebView2 Runtime 140.0.3485.54140.0.3485.54 2 Sep 5, 2025
High Microsoft Edge WebView2 Runtime 139.0.3405.125139.0.3405.125 1 Aug 28, 2025
High Microsoft Edge WebView2 Runtime 139.0.3405.102139.0.3405.102 5 Aug 15, 2025
High Microsoft Edge WebView2 Runtime 139.0.3405.86139.0.3405.86 9 Aug 7, 2025
High Microsoft Edge WebView2 Runtime 138.0.3351.121138.0.3351.121 1 Jul 31, 2025
High Microsoft Edge WebView2 Runtime 138.0.3351.109138.0.3351.109 2 Jul 25, 2025
Patch now Microsoft Edge WebView2 Runtime 138.0.3351.95138.0.3351.95 3 1 Jul 16, 2025
Patch now Microsoft Edge WebView2 Runtime 138.0.3351.65138.0.3351.65 2 1 Jul 1, 2025
Routine Microsoft Edge WebView2 Runtime 138.0.3351.55138.0.3351.55 6 Jun 26, 2025
High Microsoft Edge WebView2 Runtime 137.0.3296.93137.0.3296.93 2 Jun 19, 2025
High Microsoft Edge WebView2 Runtime 137.0.3296.83137.0.3296.83 2 Jun 13, 2025
Patch now Microsoft Edge WebView2 Runtime 137.0.3296.62137.0.3296.62 2 1 Jun 3, 2025
High Microsoft Edge WebView2 Runtime 137.0.3296.52137.0.3296.52 8 May 29, 2025
Urgent Microsoft Edge WebView2 Runtime 136.0.3240.76136.0.3240.76 2 May 15, 2025
High Microsoft Edge WebView2 Runtime 136.0.3240.64136.0.3240.64 1 May 8, 2025
Urgent Microsoft Edge WebView2 Runtime 136.0.3240.50136.0.3240.50 5 May 1, 2025
High Microsoft Edge WebView2 Runtime 135.0.3179.98135.0.3179.98 1 Apr 24, 2025
High Microsoft Edge WebView2 Runtime 135.0.3179.85135.0.3179.85 2 Apr 17, 2025
High Microsoft Edge WebView2 Runtime 135.0.3179.73135.0.3179.73 1 Apr 11, 2025
High Microsoft Edge WebView2 Runtime 135.0.3179.54135.0.3179.54 8 Apr 3, 2025
Patch now Microsoft Edge WebView2 Runtime 134.0.3124.93134.0.3124.93 2 1 Mar 26, 2025
High Microsoft Edge WebView2 Runtime 134.0.3124.83134.0.3124.83 1 Mar 21, 2025
Patch now Microsoft Edge WebView2 Runtime 134.0.3124.68134.0.3124.68 6 1 Mar 13, 2025
High Microsoft Edge WebView2 Runtime 134.0.3124.51134.0.3124.51 8 Mar 5, 2025
High Microsoft Edge WebView2 Runtime 133.0.3065.82133.0.3065.82 3 Feb 21, 2025
High Microsoft Edge WebView2 Runtime 133.0.3065.69133.0.3065.69 4 Feb 14, 2025
High Microsoft Edge WebView2 Runtime 133.0.3065.51133.0.3065.51 9 Feb 6, 2025
High Microsoft Edge WebView2 Runtime 132.0.2957.140132.0.2957.140 1 Jan 30, 2025
High Microsoft Edge WebView2 Runtime 132.0.2957.127132.0.2957.127 3 Jan 24, 2025
High Microsoft Edge WebView2 Runtime 132.0.2957.115132.0.2957.115 14 Jan 17, 2025
High Microsoft Edge WebView2 Runtime 131.0.2903.112131.0.2903.112 4 Dec 19, 2024
High Microsoft Edge WebView2 Runtime 131.0.2903.99131.0.2903.99 2 Dec 12, 2024
High Microsoft Edge WebView2 Runtime 131.0.2903.86131.0.2903.86 2 Dec 5, 2024

Showing the newest 100 of 123 fixes.

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