{"id":"GHSA-whc7-5p35-4ww2","summary":"Use after free in actix-service","details":"An issue was discovered in the actix-service crate before 1.0.6 for Rust. The Cell implementation allows obtaining more than one mutable reference to the same data.","aliases":["CVE-2020-35899","RUSTSEC-2020-0046"],"modified":"2025-05-23T18:31:05Z","published":"2021-08-25T20:49:06Z","database_specific":{"github_reviewed_at":"2021-08-19T20:54:21Z","nvd_published_at":null,"cwe_ids":["CWE-416"],"severity":"MODERATE","github_reviewed":true},"references":[{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2020-35899"},{"type":"WEB","url":"https://github.com/actix/actix-net/pull/158"},{"type":"WEB","url":"https://github.com/actix/actix-net/commit/a67e38b4a07c92a3c81fa833f9eb1e91e74e39b7"},{"type":"PACKAGE","url":"https://github.com/actix/actix-net"},{"type":"WEB","url":"https://rustsec.org/advisories/RUSTSEC-2020-0046.html"}],"affected":[{"package":{"name":"actix-service","ecosystem":"crates.io","purl":"pkg:cargo/actix-service"},"ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"1.0.6"}]}],"database_specific":{"source":"https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2021/08/GHSA-whc7-5p35-4ww2/GHSA-whc7-5p35-4ww2.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H"}]}