{"id":"CVE-2023-28755","aliases":["GHSA-hv5j-3h9f-99c2"],"url":"https://o3.security/vulnerability/CVE-2023-28755","summary":"Ruby URI component ReDoS issue","details":"A ReDoS issue was discovered in the URI component through 0.12.0 in Ruby through 3.2.1. The URI parser mishandles invalid URLs that have specific characters. It causes an increase in execution time for parsing strings to URI objects. The fixed versions are 0.12.1, 0.11.1, 0.10.2 and 0.10.0.1.","published":"2023-03-31T00:00:00Z","modified":"2026-07-15T01:49:13.088317563Z","cvss":{"score":5.3,"severity":"MEDIUM","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L"},"epss":null,"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"RubyGems","name":"uri","fixedVersion":"0.12.1"},{"ecosystem":"RubyGems","name":"uri","fixedVersion":"0.11.1"},{"ecosystem":"RubyGems","name":"uri","fixedVersion":"0.10.2"},{"ecosystem":"RubyGems","name":"uri","fixedVersion":"0.10.0.1"}],"fix":null,"references":[{"type":"WEB","url":"https://github.com/ruby/uri/releases/"},{"type":"WEB","url":"https://lists.debian.org/debian-lts-announce/2024/09/msg00000.html"},{"type":"WEB","url":"https://lists.debian.org/debian-lts-announce/2025/05/msg00015.html"},{"type":"WEB","url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/27LUWREIFTP3MQAW7QE4PJM4DPAQJWXF/"},{"type":"WEB","url":"https://www.ruby-lang.org/en/downloads/releases/"},{"type":"WEB","url":"https://www.ruby-lang.org/en/news/2022/12/25/ruby-3-2-0-released/"},{"type":"WEB","url":"https://www.ruby-lang.org/en/news/2023/03/28/redos-in-uri-cve-2023-28755/"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/28xxx/CVE-2023-28755.json"},{"type":"ADVISORY","url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/27LUWREIFTP3MQAW7QE4PJM4DPAQJWXF/"},{"type":"ADVISORY","url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FFZANOQA4RYX7XCB42OO3P24DQKWHEKA/"},{"type":"ADVISORY","url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/G76GZG3RAGYF4P75YY7J7TGYAU7Z5E2T/"},{"type":"ADVISORY","url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/QA6XUKUY7B5OLNQBLHOT43UW7C5NIOQQ/"},{"type":"ADVISORY","url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/WMIOPLBAAM3FEQNAXA2L7BDKOGSVUT5Z/"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2023-28755"},{"type":"ADVISORY","url":"https://security.gentoo.org/glsa/202401-27"},{"type":"ADVISORY","url":"https://security.netapp.com/advisory/ntap-20230526-0003/"},{"type":"ARTICLE","url":"https://lists.debian.org/debian-lts-announce/2023/04/msg00033.html"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-07-15T01:49:13.088317563Z"}}