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Wasmtime has host data leakage with 64-bit tables and Winch

Wasmtime has host data leakage with 64-bit tables and Winch

CVE-2026-34945Published 5 months agoUpdated 5 days agoSource: OSV

Affected packages

wasmtime

Exploit signal

Known exploited (CISA KEV): No
EPSS score: —
EPSS percentile: —

EPSS is the probability a CVE is exploited in the wild; percentile is its rank among all CVEs.

Sources

Structured record: https://osv.dev/vulnerability/GHSA-m9w2-8782-2946

Recommended response stack

Snyk — Scan your dependencies in CI and fix this vulnerability.→

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Wasmtime has host data leakage with 64-bit tables and Winch | HackTribune