{"id":"JLSEC-2025-7","summary":"ssh in OpenSSH before 10.1 allows control characters in usernames that originate from certain...","details":"ssh in OpenSSH before 10.1 allows control characters in usernames that originate from certain possibly untrusted sources, potentially leading to code execution when a ProxyCommand is used. The untrusted sources are the command line and %-sequence expansion of a configuration file. (A configuration file that provides a complete literal username is not categorized as an untrusted source.)","aliases":["CVE-2025-61984"],"modified":"2026-04-09T22:01:27.884960468Z","published":"2025-10-09T17:08:38.385Z","upstream":["CVE-2025-61984","EUVD-2025-32089","GHSA-hh67-847q-q3h9"],"database_specific":{"license":"CC-BY-4.0","sources":[{"imported":"2026-04-09T14:56:20.836Z","url":"https://services.nvd.nist.gov/rest/json/cves/2.0?cveId=CVE-2025-61984","id":"CVE-2025-61984","published":"2025-10-06T19:15:36.157Z","html_url":"https://nvd.nist.gov/vuln/detail/CVE-2025-61984","modified":"2025-11-11T15:15:36.703Z"},{"imported":"2026-04-09T14:56:39.412Z","id":"GHSA-hh67-847q-q3h9","url":"https://api.github.com/advisories/GHSA-hh67-847q-q3h9","html_url":"https://github.com/advisories/GHSA-hh67-847q-q3h9","published":"2025-10-06T21:30:45Z","modified":"2025-11-11T15:31:20Z"},{"imported":"2026-04-09T14:56:20.755Z","id":"EUVD-2025-32089","url":"https://euvdservices.enisa.europa.eu/api/enisaid?id=EUVD-2025-32089","html_url":"https://euvd.enisa.europa.eu/vulnerability/EUVD-2025-32089","published":"2025-10-06T21:30:45Z","modified":"2025-11-11T15:31:19Z"}]},"references":[{"type":"WEB","url":"https://marc.info/?l=openssh-unix-dev&m=175974522032149&w=2"},{"type":"WEB","url":"https://www.openssh.com/releasenotes.html#10.1p1"},{"type":"WEB","url":"https://www.openwall.com/lists/oss-security/2025/10/06/1"},{"type":"WEB","url":"http://www.openwall.com/lists/oss-security/2025/10/07/1"},{"type":"WEB","url":"http://www.openwall.com/lists/oss-security/2025/10/12/1"},{"type":"WEB","url":"https://www.vicarius.io/vsociety/posts/cve-2025-61984-detection-script-remote-code-execution-vulnerability-affecting-openssh"},{"type":"WEB","url":"https://www.vicarius.io/vsociety/posts/cve-2025-61984-mitigation-script-remote-code-execution-vulnerability-affecting-openssh"},{"type":"WEB","url":"https://dgl.cx/2025/10/bash-a-newline-ssh-proxycommand-cve-2025-61984"},{"type":"WEB","url":"https://nvd.nist.gov/vuln/detail/CVE-2025-61984"},{"type":"WEB","url":"https://github.com/advisories/GHSA-hh67-847q-q3h9"}],"affected":[{"package":{"name":"OpenSSH_jll","ecosystem":"Julia","purl":"pkg:julia/OpenSSH_jll?uuid=9bd350c2-7e96-507f-8002-3f2e150b4e1b"},"ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"10.1.1+0"}]}],"database_specific":{"source":"https://github.com/JuliaLang/SecurityAdvisories.jl/tree/generated/osv/2025/JLSEC-2025-7.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:N"}]}