{"id":"CVE-2026-54786","aliases":["RUSTSEC-2026-0182","GHSA-3p27-qvp9-27qf"],"title":"Leak in WASIp1 `fd_renumber` implementation","summary":"Leak in WASIp1 `fd_renumber` implementation","severity":"none","vendor":"wasmtime-wasi","product":"wasmtime-wasi","ecosystem":"rust","affected":["wasmtime-wasi >= 45.0.0, < 45.0.2"],"patched":["wasmtime-wasi 45.0.2"],"published":"2026-06-15","updated":"2026-07-08","source":"OSV","sourceUrl":"https://osv.dev/vulnerability/RUSTSEC-2026-0182","references":[{"url":"https://crates.io/crates/wasmtime-wasi"},{"url":"https://rustsec.org/advisories/RUSTSEC-2026-0182.html"},{"url":"https://github.com/bytecodealliance/wasmtime/security/advisories/GHSA-3p27-qvp9-27qf"}],"tags":["osv","rust"],"epss":0.00217,"epssPercentile":0.12412,"ingestedAt":"2026-07-09T18:56:37.355Z","slug":"CVE-2026-54786","body":"## Overview\n\nThis is an entry in the RustSec database for the Wasmtime security advisory\nlocated at\nhttps://github.com/bytecodealliance/wasmtime/security/advisories/GHSA-3p27-qvp9-27qf\nFor more information see the GitHub-hosted security advisory.\n\n## Affected packages\n\n- `wasmtime-wasi >= 45.0.0, < 45.0.2`\n\n## Remediation\n\nUpgrade to a patched release:\n\n- `wasmtime-wasi 45.0.2`","depth":"sunlit","depthScore":3,"depthScoreParts":{"impact":2.8,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}