CVE-2026-27195
Panic when dropping a `[Typed]Func::call_async` future
EPSS 0.08%
Description
This is an entry in the RustSec database for the Wasmtime security advisory located at https://github.com/bytecodealliance/wasmtime/security/advisories/GHSA-xjhv-v822-pf94 For more information see the GitHub-hosted security advisory.
How to fix CVE-2026-27195
To remediate CVE-2026-27195, upgrade the affected package to a fixed version below.
- crates.io/wasmtime—upgrade to 40.0.4 or later
- crates.io/wasmtime—upgrade to 40.0.4 or later
Is CVE-2026-27195 being exploited?
Low — EPSS is 0.1%, meaning exploitation activity has not been observed at scale.
Affected packages (2)
- >= 39.0.0, < 40.0.4
- >= 39.0.0, < 40.0.4, >= 41.0.0, < 41.0.4
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 4.0 | — | CVSS:4.0/AV:N/AC:H/AT:P/PR:L/UI:P/VC:N/VI:N/VA:H/SC:N/SI:N/SA:H |