{"id":"CVE-2023-34062","aliases":["GHSA-xjhv-p3fv-x24r"],"url":"https://o3.security/vulnerability/CVE-2023-34062","summary":"In Reactor Netty HTTP Server a malicious user can send a request using a specially crafted URL that can lead to a directory traversal attack","details":"In Reactor Netty HTTP Server, versions 1.1.x prior to 1.1.13 and versions 1.0.x prior to 1.0.39, a malicious user can send a request using a specially crafted URL that can lead to a directory traversal attack.\n\nSpecifically, an application is vulnerable if Reactor Netty HTTP Server is configured to serve static resources.\n\n\n","published":"2023-11-15T09:46:42.975Z","modified":"2026-09-06T11:45:19.694978750Z","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":0,"affectedPackages":[{"ecosystem":"Maven","name":"io.projectreactor.netty:reactor-netty-http","fixedVersion":"1.1.13"},{"ecosystem":"Maven","name":"io.projectreactor.netty:reactor-netty-http","fixedVersion":"1.0.39"}],"fix":{"url":"https://github.com/reactor/reactor-netty/commit/b1dd46b9a424ca27f7f770be6561faa84d812e5b","label":"reactor/reactor-netty@b1dd46b"},"references":[{"type":"WEB","url":"https://spring.io/security/cve-2023-34062"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/34xxx/CVE-2023-34062.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2023-34062"},{"type":"WEB","url":"https://github.com/reactor/reactor-netty/commit/b1dd46b9a424ca27f7f770be6561faa84d812e5b"},{"type":"PACKAGE","url":"https://github.com/reactor/reactor-netty"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-09-06T11:45:19.694978750Z"}}