{"id":"CVE-2026-123158","aliases":[],"url":"https://o3.security/vulnerability/CVE-2026-123158","summary":null,"details":"sshd in OpenSSH before 10.6p2 on Linux, when musl libc is used without PAM, lacks a workaround for a password authentication bypass (related to misinterpretation of whether a string is intended to be a password hash). For some configurations of accounts, any password between 256 and 1024 characters succeeds. An example of a platform using musl libc without PAM is Alpine Linux.","published":"2026-11-05T15:46:26.488Z","modified":"2026-11-09T07:02:39.233294479Z","cvss":{"score":8.1,"severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H"},"epss":null,"cisaKev":null,"exploitsKnown":null,"affectedPackages":[],"fix":{"url":"https://github.com/google/goonami-scanner/pull/277","label":"google/goonami-scanner#277"},"references":[{"type":"WEB","url":"https://alpinelinux.org/posts/2026-11-05-openssh-password-authentication-bypass/"},{"type":"WEB","url":"https://github.com/coollabsio/coolify/discussions/12484"},{"type":"WEB","url":"https://hachyderm.io/@damienmiller/117563026759098135"},{"type":"WEB","url":"https://marc.info/?l=openssh-unix-dev&m=179388064263131&w=2"},{"type":"WEB","url":"https://news.ycombinator.com/item?id=50377976"},{"type":"WEB","url":"https://news.ycombinator.com/item?id=50378228"},{"type":"WEB","url":"https://news.ycombinator.com/item?id=50379704"},{"type":"WEB","url":"https://www.openssh.org/releasenotes.html#10.6p2"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/123xxx/CVE-2026-123158.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-123158"},{"type":"REPORT","url":"https://github.com/panubo/docker-sshd/issues/93"},{"type":"FIX","url":"https://github.com/google/goonami-scanner/pull/277"},{"type":"FIX","url":"https://github.com/openssh/openssh-portable/commit/4353fdc43ef646c43a8dda7025cc1a898caf1482"},{"type":"PACKAGE","url":"https://github.com/leonjza/sshhole-lab"},{"type":"PACKAGE","url":"https://github.com/predkambrij/sshhole-repro"},{"type":"EVIDENCE","url":"https://sshhole.com"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-11-09T07:02:39.233294479Z"}}