CVE-2026-119138

CVE-2026-119138CVE-2026-119138

Description

Wasmtime 46.0.0 before 48.0.6 and 49.0.0 before 49.0.3 contains a denial of service vulnerability that allows pending calls to trigger an assertion failure after a trap poisons the Store. Attackers supplying misbehaving guest code can cause a trap and let earlier calls proceed, crashing embedders that continue using the inconsistent Store.

Scoring

CVSS 4.8 ()
VectorCVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:N/I:N/A:H
Last modified2026-10-29
Sourced from NVD. Curated for EU compliance use cases by Adam Lundqvist, Founder at SQUR.