The Wasmtime project would like to announce a forthcoming security release of Wasmtime.
The releases 46.0.1, 45.0.3, 36.0.12, and 24.0.11 will be made available on 2026-06-24 at approximately 18:00 UTC. Additionally, an advisory will be made available on the same date and time at
https://github.com/advisories.
The highest severity issue fixed in this release is MODERATE based on the classification scheme defined by CVSS.
The release 46.0.0 will go out as scheduled on 2026-06-20. The Wasmtime maintainers decided to not delay this release, based on the anticipated impact of this issue.