Wasmtime before 36.0.19, 37.0.0 before 48.0.7, and 49.0.0 before 49.0.4 contains a request smuggling vulnerability in wasi-http that allows guests to…
Wasmtime before 36.0.19, 37.0.0 before 48.0.7, and 49.0.0 before 49.0.4 contains a request smuggling vulnerability in wasi-http that allows guests to set multiple conflicting content-length headers. Malicious guests can make the host send HTTP requests with conflicting content-length values to smuggle requests through servers or intermediaries that do not reject them.
Read at NIST National Vulnerability Database (CVE API 2.0)
- Vendor
- Bytecodealliance
- Product
- wasmtime
- CVSS v3.1
- 3.7 AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N
- Weakness
- CWE-444
- NVD status
- Deferred
Why it ranks 6 (Routine)
- No intrinsic risk signals yet; rank reflects source class and recency only.
- Recency: items published within 24 hours gain 15, within 72 hours 6, within 7 days 2.