CVE-2026-34987Published
Wasmtime with Winch compiler backend on aarch64 may allow a sandbox-escaping memory access
Explicit identifiers and source references
These records connect through source-stated identifiers. Shared identifiers or dates alone do not establish shared exposure, root cause or applicability.
CVE-2026-34987 · Microsoft / collected KEV context
cve-program · CVE-2026-34987
euvd · EUVD-2026-21031
nvd · CVE-2026-34987
osv · GHSA-xx5w-cvp6-jv83
- https://github.com/bytecodealliance/wasmtime/security/advisories/GHSA-xx5w-cvp6-jv83
- https://nvd.nist.gov/vuln/detail/CVE-2026-34987
- https://github.com/bytecodealliance/wasmtime
- https://rustsec.org/advisories/RUSTSEC-2026-0095.html
osv · RUSTSEC-2026-0095
Related operational evidence
Explicit CVE identifiersNo related operational record is retained in the current change model.