{"id":"CVE-2020-5280","aliases":["GHSA-66q9-f7ff-mmx6"],"url":"https://o3.security/vulnerability/CVE-2020-5280","summary":"Local file inclusion vulnerability in http4s","details":"http4s before versions 0.18.26, 0.20.20, and 0.21.2 has a local file inclusion vulnerability. This vulnerability applies to all users of org.http4s.server.staticcontent.FileService, org.http4s.server.staticcontent.ResourceService and org.http4s.server.staticcontent.WebjarService. URI normalization is applied incorrectly. Requests whose path info contain ../ or // can expose resources outside of the configured location. This issue is patched in versions 0.18.26, 0.20.20, and 0.21.2. Note that 0.19.0 is a deprecated release and has never been supported.","published":"2020-03-25T18:15:14.237Z","modified":"2026-07-09T01:31:30.975138Z","cvss":{"score":7.5,"severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N"},"epss":null,"cisaKev":null,"exploitsKnown":null,"affectedPackages":[{"ecosystem":"Maven","name":"org.http4s:http4s-server_2.12","fixedVersion":"0.18.26"},{"ecosystem":"Maven","name":"org.http4s:http4s-server_2.12","fixedVersion":"0.20.20"},{"ecosystem":"Maven","name":"org.http4s:http4s-server_2.12","fixedVersion":"0.21.2"}],"fix":{"url":"https://github.com/http4s/http4s/commit/250afddbb2e65b70ca9ddaec9d1eb3aaa56de7ec","label":"http4s/http4s@250afdd"},"references":[{"type":"ADVISORY","url":"https://github.com/http4s/http4s/security/advisories/GHSA-66q9-f7ff-mmx6"},{"type":"FIX","url":"https://github.com/http4s/http4s/commit/250afddbb2e65b70ca9ddaec9d1eb3aaa56de7ec"},{"type":"FIX","url":"https://github.com/http4s/http4s/commit/752b3f63a05a31d2de4f8706877aa08d6b89efca"},{"type":"FIX","url":"https://github.com/http4s/http4s/commit/b87f31b2292dabe667bec3b04ce66176c8a3e17b"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-07-09T01:31:30.975138Z"}}