{"cve":"CVE-2026-115392","nvd":{"published":"2026-10-22T19:17:46.863","modified":"2026-10-22T19:17:46.983","status":"Deferred","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.","cvss_v4":{"vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:P/VC:H/VI:H/VA:L/SC:H/SI:H/SA:L","score":8.8},"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:C/C:H/I:H/A:L","score":7.9},"cwes":["CWE-61"],"references":["https://github.com/bytecodealliance/wasmtime/security/advisories/GHSA-vqjp-4c8c-hfgg","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"],"products":[],"source":"nvd","synced_at":"2026-10-23T16:39:28.036610720+00:00"},"epss":{"cve":"CVE-2026-115392","score":0.00242,"percentile":0.15214,"date":"2026-10-25"},"kev":null,"osv":[{"id":"RUSTSEC-2026-0269","url":"https://osv.dev/vulnerability/RUSTSEC-2026-0269","summary":"Filesystem sandbox escape when paths or symlinks contain trailing slashes","modified":"2026-10-24T06:25:41Z","packages":[{"ecosystem":"crates.io","name":"wasmtime","purl":"pkg:cargo/wasmtime","ranges":[">=0.0.0-0 <24.0.13",">=25.0.0 <36.0.14",">=37.0.0 <46.0.3",">=47.0.0 <47.0.4"],"fixed":["24.0.13","36.0.14","46.0.3","47.0.4"]}]}],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}