{"id":"CVE-2026-115392","published":"2026-10-22T19:17:46.863","lastModified":"2026-10-22T19:17:46.983","description":"Wasmtime before 24.0.13, 25.0.0 before 36.0.14, 37.0.0 before 46.0.3, and 47.0.0 before 47.0.4 allows a filesystem sandbox escape in wasmtime-wasi because its cap-std dependency mishandles symlinks with trailing slashes on macOS and Linux kernels lacking openat2. A guest with write access to any sandboxed directory can read and write any host-accessible file, and read-only guests may read host files via preexisting symlinks.","cvssScore":7.9,"cvssSeverity":"HIGH","cvssVector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:C/C:H/I:H/A:L","cwes":["CWE-61"],"vendors":[],"products":[],"references":[{"url":"https://github.com/bytecodealliance/wasmtime/security/advisories/GHSA-vqjp-4c8c-hfgg","tags":[]},{"url":"https://www.vulncheck.com/advisories/wasmtime-before-24.0.13-25.0.0-before-36.0.14-37.0.0-before-46.0.3-and-47.0.0-before-47.0.4-sandbox-escape-via-trailing-slashes","tags":[]}],"exploitRefs":[{"url":"https://github.com/bytecodealliance/wasmtime/security/advisories/GHSA-vqjp-4c8c-hfgg","tags":[]}],"hasPoc":true,"ai":null}