CVE-2026-34943
2 advisories.
crates.io/wasmtime CVE-2026-34943: high 7.5, EPSS 0.39%
Wasmtime has a possible panic when lifting `flags` component value
Action: Upgrade wasmtime to 24.0.7 or later.
cargo update -p wasmtime --precise 24.0.7cargo update -p wasmtime --precise 36.0.7cargo update -p wasmtime --precise 42.0.2cargo update -p wasmtime --precise 43.0.1Affected
| introduced | fixed | last affected |
|---|---|---|
| 0 | 24.0.7 | - |
| 25.0.0 | 36.0.7 | - |
| 37.0.0 | 42.0.2 | - |
| 43.0.0 | 43.0.1 | - |
Fixed versions
| 24.0.7 | 36.0.7 | 42.0.2 | 43.0.1 |
Sources
- osv: GHSA-m758-wjhj-p3jq
- https://github.com/bytecodealliance/wasmtime/security/advisories/GHSA-m758-wjhj-p3jq
- https://nvd.nist.gov/vuln/detail/CVE-2026-34943
- https://github.com/bytecodealliance/wasmtime
- https://rustsec.org/advisories/RUSTSEC-2026-0085.html
CVE-2026-34943 · published · modified · JSON
crates.io/wasmtime CVE-2026-34943: unknown, EPSS 0.39%
Panic when lifting `flags` component value
Action: Upgrade wasmtime to 24.0.7 or later.
cargo update -p wasmtime --precise 24.0.7cargo update -p wasmtime --precise 36.0.7cargo update -p wasmtime --precise 42.0.2cargo update -p wasmtime --precise 43.0.1Affected
| introduced | fixed | last affected |
|---|---|---|
| 0.0.0-0 | 24.0.7 | - |
| 25.0.0 | 36.0.7 | - |
| 37.0.0 | 42.0.2 | - |
| 43.0.0 | 43.0.1 | - |
Fixed versions
| 24.0.7 | 36.0.7 | 42.0.2 | 43.0.1 |
Sources
- osv: RUSTSEC-2026-0085
- https://crates.io/crates/wasmtime
- https://rustsec.org/advisories/RUSTSEC-2026-0085.html
- https://github.com/bytecodealliance/wasmtime/pull/13015
CVE-2026-34943 · published · modified · JSON