v117.2.20

October 03, 2023, CEF 117.2.2+ge80c977+chromium-117.0.5938.132 / Chromium 117.0.5938.132

• ⚠️ Microsoft Visual C++ 2019 Redistributable is required. A minimum of VC++ 2019 is required, higher versions are backwards compatible. For those upgrading from a previous version which only required VC++ 2015 minimum see #3636 for some guidance.
• The Minimum .Net version supported has been upgraded to .Net 4.6.2 in M115, see RFC - Upgrade minimum .Net version for more.

✅ Change Log

For a list of CefSharp specific changes see the 117.2.x Milestone. See also Release Notification.

• Update to Chromium 117.0.5938.132
• Windows 7/8/8.1 are no longer supported.

This update includes a critical priority security update. Google is aware that an exploit for CVE-2023-5217 exists in the wild.

⚠️ Breaking Changes

There are no CefSharp specific breaking changes in this release.

ℹ️ Notes

• WPF the browser stops redrawing when running on Intel Iris Xe Integrated GPU(11th Gen). Intel have released an updated driver, see https://www.intel.com/content/www/us/en/support/articles/000058136/graphics/graphics-for-11th-generation-intel-processors.html See dotnet/wpf#3817 for workaround if you are unable to install the updated driver.
• Widevine CDM is now automatically downloaded at runtime see chromiumembedded/cef#3149
• You can bin deploy the Visual C++ dependencies, read the FAQ for more details.
• For a list of files included in the packages see Output files description table (Redistribution) Wiki
• Starting in June 2019 Google will block logins from CEF based browsers to Google Services, this includes Gmail, Drive, Docs, see https://security.googleblog.com/2019/04/better-protection-against-man-in-middle.html?m=1 for further discussion see https://groups.google.com/a/chromium.org/d/msg/embedder-dev/STyM5ZNTHMM/POj1v_cqBgAJ
• Due to licensing issues default builds do not support proprietary codecs like H264/AAC, sites like Netflix/Twitter/Instagram/Facebook/Spotify/Apple Music won't play video/audio. See #1479 for more info. MP3 audio is supported, playing MP4 files are not supported.
• Anyone new to CefSharp should read the General Usage Guide
• This project uses Microsoft SourceLink for better debugging, you can step directly into much of the project source directly.

❌ Known Issues

• NTLM Authentication not working correctly
• CEF creates a Download directory in the User Director
• WinForms when running on Windows 10 Anniversary pressing certain key combinations freezes the browser see #1822 The issue has been reported upstream, there are workarounds listed in #1822
• WPF touch scroll aborted if browser navigates within document
• window.focus() does not bring popup window to front
• OnProtocolExecution Page goes blank after link click
• Crash on Win10 when computer wakes from sleep
• Cef.AddCrossOriginWhitelistEntry doesn't work correctly
• See https://github.com/chromiumembedded/cef/issues for other known issues
• See https://github.com/cefsharp/CefSharp/issues?q=is%3Aissue+is%3Aopen+label%3Aknown-issue for other known issues

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• All paths (CachePath, BrowserSubProcessPath, etc) must be absolute paths, if using a non-absolute path an exception will be throw. See #3102 for details.
• When using a RequestContext you must ensure that RequestContextSettings.CachePath is equal to or a child of CefSettings.RootCachePath See #3111 (comment) for details
• CEF now supports the Chromium Network Service: If you are upgrading from a version prior to 75.1.x please make sure you read #2743.