wasmtime
CriticalRustCVE-2026-115889
What to do
Update wasmtime to 36.0.19 or later.
cargo update -p wasmtime --precise 36.0.19
A security flaw affects the crates.io package wasmtime. Affected versions: < 36.0.19. Fixed from version 36.0.19. CVSS score 9.9.
What the flaw allows: See the advisory for the impact details.
- Package
- wasmtime
- Ecosystem
- crates.io (Rust)
- Class
- Other
- Affected versions
- < 36.0.19
- CVSS
- 9.9
- Published on
- October 23, 2026
Sources
Entry built automatically from the cited security advisory, with no model rewriting. Acknowledged by the organisation or vendor, notified to an authority, or established by two independent sources.