{"id":"CVE-2022-30123","aliases":["GHSA-wq4h-7r42-5hrr"],"url":"https://o3.security/vulnerability/CVE-2022-30123","summary":"Possible shell escape sequence injection vulnerability in Rack","details":"A sequence injection vulnerability exists in Rack <2.0.9.1, <2.1.4.1 and <2.2.3.1 which could allow is a possible shell escape in the Lint and CommonLogger components of Rack.","published":"2022-12-05T00:00:00Z","modified":"2026-07-15T01:48:51.965791800Z","cvss":{"score":10,"severity":"CRITICAL","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H"},"epss":null,"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"RubyGems","name":"rack","fixedVersion":"2.0.9.1"},{"ecosystem":"RubyGems","name":"rack","fixedVersion":"2.1.4.1"},{"ecosystem":"RubyGems","name":"rack","fixedVersion":"2.2.3.1"}],"fix":null,"references":[{"type":"WEB","url":"https://discuss.rubyonrails.org/t/cve-2022-30123-possible-shell-escape-sequence-injection-vulnerability-in-rack/80728"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/30xxx/CVE-2022-30123.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2022-30123"},{"type":"ADVISORY","url":"https://security.gentoo.org/glsa/202310-18"},{"type":"ADVISORY","url":"https://security.netapp.com/advisory/ntap-20231208-0011/"},{"type":"ADVISORY","url":"https://www.debian.org/security/2023/dsa-5530"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-07-15T01:48:51.965791800Z"}}