RUSTSEC-2026-0020

vendorUSosv

Guest-controlled resource exhaustion in WASI implementations

view advisory published 2026-02-24Licence: CC0-1.0

This is an entry in the RustSec database for the Wasmtime security advisory located at https://github.com/bytecodealliance/wasmtime/security/advisories/GHSA-852m-cvvp-9p4w For more information see the GitHub-hosted security advisory.

describes (1)

Related CVEs.

ID	severity	EPSS	exploitable	published
CVE-2026-27204US	medium6.5	0.40% (34th)	—	2026-02-24
Wasmtime is a runtime for WebAssembly. Prior to versions 24.0.6, 36.0.6, 4.0.04, 41.0.4, and 42.0.0, Wasmtime's implementation of WASI host interfaces are susceptible to guest-cont…

references

External citations — patches, advisories, analysis.

https://crates.io/crates/wasmtimePACKAGE
https://github.com/bytecodealliance/wasmtime/issues/11552REPORT
https://rustsec.org/advisories/RUSTSEC-2026-0020.htmlADVISORY

scry

Advisories like this name the exposed products attackers go after on your perimeter. See what is exposed on your perimeter with a free passive scan.

Free scan