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CVE-2026-115383

1 advisory.

crates.io/wasmtime CVE-2026-115383: unknown, EPSS 0.18%

Mis-typed WebAssembly tag imports can lead to GC heap corruption

Action: Upgrade wasmtime to 48.0.4 (48.x) or 49.0.2 (49.x) or later.

cargo update -p wasmtime --precise 48.0.4
cargo update -p wasmtime --precise 49.0.2

Affected

introducedfixedlast affected
47.0.048.0.4-
49.0.049.0.2-

Fixed versions

48.0.449.0.2

Sources

CVE-2026-115383 · published · modified · JSON