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WiX v3.10.4 and WiX v3.11.1 are important security releases of WiX. We strongly encourage all users of WiX to upgrade to WiX v3.11.1. If you must remain on a WiX v3.10 release, we highly recommend upgrading to WiX v3.10.4.

Read more about the release at FireGiant's blog.

WiX Toolset v3.11.0.1528 was released as a Release Candidate 2. This release candidate addresses issues found in the first release candidate. Read more about the release at Rob's blog.

WiX v3.10.3 includes the mitigations in WiX v3.10.2 for a serious Windows vulnerability affecting all bundles and fixes for regressions introduced with the mitigations. We strongly recommend you upgrade to WiX v3.10.3 as soon as possible. You can read more on Rob's blog and Bob's blog.

WiX v3.10.2 is an important security release of the WiX toolset. All users of WiX's Burn engine should upgrade to WiX v3.10.2 as soon as possible. Special thanks to FireGiant for rapidly and responsibly addressing the issue. They have more details on their blog.