{"cve":"CVE-2025-5689","nvd":{"published":"2025-06-16T12:15:19.610","modified":"2026-06-17T09:48:33.597","status":"Analyzed","description":"A flaw was found in the temporary user record that authd uses in the pre-auth NSS. As a result, a user login for the first time will be considered to be part of the root group in the context of that SSH session.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:L/A:N","score":8.5},"cwes":["CWE-269"],"references":["https://github.com/ubuntu/authd/security/advisories/GHSA-g8qw-mgjx-rwjr"],"products":["canonical:authd"],"source":"nvd","synced_at":"2026-10-19T22:03:23.287444849+00:00"},"epss":{"cve":"CVE-2025-5689","score":0.00302,"percentile":0.22941,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-g8qw-mgjx-rwjr","url":"https://osv.dev/vulnerability/GHSA-g8qw-mgjx-rwjr","summary":"New authd users logging in via SSH are members of the root group","modified":"2025-07-28T20:42:06.956327Z","packages":[{"ecosystem":"Go","name":"github.com/ubuntu/authd","purl":"pkg:golang/github.com/ubuntu/authd","ranges":["<0.5.4"],"fixed":["0.5.4"]}]},{"id":"GO-2025-3762","url":"https://osv.dev/vulnerability/GO-2025-3762","summary":"New authd users logging in via SSH are members of the root group in github.com/ubuntu/authd","modified":"2026-03-03T04:56:41.162778Z","packages":[{"ecosystem":"Go","name":"github.com/ubuntu/authd","purl":"pkg:golang/github.com/ubuntu/authd","ranges":["<0.5.4"],"fixed":["0.5.4"]}]}],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}