CVE-2026-115382Medium· 4.8▾ SunlitWasmtime wasi:http implementation panics with a zero timeout supplied
▾ Sunlit zone — Low / medium · no exploitation signal
impact 26.4 · likelihood 0.1 · exploitation 0
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Stakeholder-Specific Vulnerability Categorization from CISA's ADP record at CVE.org: whether exploitation is observed, whether an attack can be automated, and how much of the system is at stake. The CVSS score shown above comes from the assigning CNA record, not NVD.
Exploit-prediction probability, daily snapshots since Oct 23.
Disclosure to exploitation, from the record and what we observed since indexing it.
Disclosed via OSV
0.2%
Last analysed / modified upstream
0.2% → 0.3%
This is an entry in the RustSec database for the Wasmtime security advisory located at https://github.com/bytecodealliance/wasmtime/security/advisories/GHSA-w4qr-p94g-mjhv For more information see the GitHub-hosted security advisory.
wasmtime-wasi-http >= 49.0.0, < 49.0.2Upgrade to a patched release:
wasmtime-wasi-http 49.0.2Connected by shared product, vendor, weakness, or advisory.
RUSTSEC-2026-0320NoneWasmtime wasi:http implementation panics with a zero timeout supplied
RUSTSEC-2026-0421Low· 3.7wasi-http p2: outgoing content-length can be invalid or not match body
CVE-2026-119131Medium· 5.3`wasi-http`: Request with long url before query parameter crashes host
CVE-2026-119130NoneGuests can send absolute-form HTTP requests to different hosts
RUSTSEC-2026-0376Low· 3.7`wasi-http`: Guests can add conflicting content lengths to messages
RUSTSEC-2026-0377Low· 3.7`wasi-http` p3: forwarded trailers aren't checked against `is_forbidden_header` hook