{"id":"CVE-2026-16743","aliases":["AZL-94088","DEBIAN-CVE-2026-16743","EUVD-2026-48570","GHSA-8pfc-rrr8-7cjh","UBUNTU-CVE-2026-16743"],"status":"published","title":"Accountsservice: accountsservice: arbitrary file read via seticonfile for systemd-homed users","description":"A flaw was found in accountsservice. The systemd-homed code path for SetIconFile opens a user-supplied filename as root without the validation and privilege drop performed by the classic handler. A local attacker with a systemd-homed-managed account can read arbitrary files accessible to the accounts-daemon process.","severity":{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.0014,"percentile":0.034,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-269"],"published":"2026-07-24T12:56:34Z","modified":"2026-11-05T05:36:30Z","affected":[{"source":"osv","ecosystem":"Azure Linux:3","package":"accountsservice","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"last_affected":"23.13.9-1"}]}]}],"products":[{"vendor":"red hat","product":"red hat enterprise linux 10"},{"vendor":"red hat","product":"red hat enterprise linux 7"},{"vendor":"red hat","product":"red hat enterprise linux 8"},{"vendor":"red hat","product":"red hat enterprise linux 9"}],"references":[{"url":"https://access.redhat.com/security/cve/CVE-2026-16743","tags":["vdb-entry","x_refsource_REDHAT","report"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2506381","tags":["issue-tracking","x_refsource_REDHAT","report"]},{"url":"https://gitlab.freedesktop.org/accountsservice/accountsservice/-/work_items/138","tags":["exploit","report"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-16743","tags":["web"]},{"url":"https://github.com/advisories/GHSA-8pfc-rrr8-7cjh"},{"url":"https://security-tracker.debian.org/tracker/CVE-2026-16743","tags":["advisory"]},{"url":"https://ubuntu.com/security/CVE-2026-16743","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-16743","tags":["report"]},{"url":"https://gitlab.freedesktop.org/accountsservice/accountsservice/-/merge_requests/182","tags":["report"]}],"sources":{"cve":[{"id":"CVE-2026-16743","title":"Accountsservice: accountsservice: arbitrary file read via seticonfile for systemd-homed users","description":"A flaw was found in accountsservice. The systemd-homed code path for SetIconFile opens a user-supplied filename as root without the validation and privilege drop performed by the classic handler. A local attacker with a systemd-homed-managed account can read arbitrary files accessible to the accounts-daemon process.","status":"published","published":"2026-07-24T12:56:34.52Z","modified":"2026-08-27T07:31:52.138Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","level":"medium","assessor":"cna"}],"cwes":["CWE-269"],"updated_at":"2026-11-02T14:20:10.870108Z"}],"euvd":[{"id":"EUVD-2026-48570","description":"A flaw was found in accountsservice. The systemd-homed code path for SetIconFile opens a user-supplied filename as root without the validation and privilege drop performed by the classic handler. A local attacker with a systemd-homed-managed account can read arbitrary files accessible to the accounts-daemon process.","status":"published","published":"2026-07-24T12:56:34Z","modified":"2026-08-27T07:31:52Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","level":"medium"}],"updated_at":"2026-11-02T18:01:28.581047Z"}],"ghsa":[{"id":"GHSA-8pfc-rrr8-7cjh","title":"A flaw was found in accountsservice. The systemd-homed code path for SetIconFile opens a user...","description":"A flaw was found in accountsservice. The systemd-homed code path for SetIconFile opens a user-supplied filename as root without the validation and privilege drop performed by the classic handler. A local attacker with a systemd-homed-managed account can read arbitrary files accessible to the accounts-daemon process.","status":"published","published":"2026-07-24T15:33:00Z","modified":"2026-07-24T15:33:09Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","level":"medium"}],"cwes":["CWE-269"],"updated_at":"2026-11-02T15:09:46.569394Z"}],"nvd":[{"id":"CVE-2026-16743","description":"A flaw was found in accountsservice. The systemd-homed code path for SetIconFile opens a user-supplied filename as root without the validation and privilege drop performed by the classic handler. A local attacker with a systemd-homed-managed account can read arbitrary files accessible to the accounts-daemon process.","status":"published","published":"2026-07-24T13:17:27.173Z","modified":"2026-07-24T20:49:03.14Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","level":"medium","assessor":"secondary"}],"cwes":["CWE-269"],"updated_at":"2026-11-02T14:12:32.473901Z"}],"osv":[{"id":"DEBIAN-CVE-2026-16743","description":"A flaw was found in accountsservice. The systemd-homed code path for SetIconFile opens a user-supplied filename as root without the validation and privilege drop performed by the classic handler. A local attacker with a systemd-homed-managed account can read arbitrary files accessible to the accounts-daemon process.","status":"withdrawn","published":"2026-07-24T13:17:27.173Z","modified":"2026-07-27T02:00:39.474134483Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","level":"medium"}],"updated_at":"2026-11-02T15:45:52.562592Z"},{"id":"UBUNTU-CVE-2026-16743","description":"A flaw was found in accountsservice. The systemd-homed code path for SetIconFile opens a user-supplied filename as root without the validation and privilege drop performed by the classic handler. A local attacker with a systemd-homed-managed account can read arbitrary files accessible to the accounts-daemon process.","status":"withdrawn","published":"2026-07-24T13:17:00Z","modified":"2026-08-17T23:45:08.061113754Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","level":"medium"}],"updated_at":"2026-11-02T16:56:00.592716Z"},{"id":"AZL-94088","title":"CVE-2026-16743 affecting package accountsservice 23.13.9-1","description":"A flaw was found in accountsservice. The systemd-homed code path for SetIconFile opens a user-supplied filename as root without the validation and privilege drop performed by the classic handler. A local attacker with a systemd-homed-managed account can read arbitrary files accessible to the accounts-daemon process.","status":"published","published":"2026-07-24T13:17:27Z","modified":"2026-11-05T05:36:30Z","updated_at":"2026-11-05T16:41:25.880689Z"}]}}