Wasmtime 39.0.0 before 48.0.4 and 49.0.0 before 49.0.2 contains a stack buffer overflow vulnerability that allows malicious guests to write ~16KB to the native stack via unvalidated async callback result types. Attackers can supply componen…
Exact source revision recorded 29 Oct 2026 06:48:04 UTC. It does not establish the source's current position. Latest evidence.
nvd · CVE-2026-115384
PublishedNVD analysis and CPE criteria are source context, not proof that a package or your environment is affected. Complete affected data, logical configurations and SSVC are retained in the original JSON.
Source analysis status: Deferred
Weakness classifications: CWE-20
Original publisher date fields
published: 2026-10-22T19:17:45.543
lastModified: 2026-10-29T04:18:27.420
No normalized affected-package data is projected for this source revision. The original publisher record may contain additional product and version evidence; this does not establish that a package is unaffected.
Original source record · Cite this exact observation · Complete original publisher JSON