{"id":"CVE-2026-123177","aliases":["DEBIAN-CVE-2026-123177","EUVD-2026-125623","GHSA-xp2x-qrcc-x752"],"status":"published","title":"Dnf5: dnf5daemon-server: dnf5daemon-server: unauthenticated privileged cmdline package fetch/open via add_cmdline_packages","description":"A flaw was found in dnf5daemon-server. Unauthenticated D-Bus methods pass caller-controlled URL or .rpm path patterns into a root-privileged cmdline package loader that may store fetched content in a world-readable cache without size limits, or open local paths as root, allowing a local attacker to disclose privileged content and to deny service via disk exhaustion.","severity":{"version":"3.1","score":8.4,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:H","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-14","score":0.00133,"percentile":0.02884,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-862"],"published":"2026-11-13T17:28:17Z","modified":"2026-11-14T22:00:05Z","affected":[{"source":"osv","ecosystem":"Debian:14","package":"dnf5","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["5.3.0.0-1","5.3.0.0-2","5.4.0.0-1","5.4.2.0-1","5.4.2.1-1","5.4.3.0-1","5.4.4.0-1","5.4.5.0-1","5.4.6.0-1","5.4.6.0-2"]}],"products":[{"vendor":"red hat","product":"red hat hardened images"}],"references":[{"url":"https://access.redhat.com/security/cve/CVE-2026-123177","tags":["vdb-entry","x_refsource_REDHAT"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2567426","tags":["issue-tracking","x_refsource_REDHAT"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-123177"},{"url":"https://github.com/advisories/GHSA-xp2x-qrcc-x752"},{"url":"https://security-tracker.debian.org/tracker/CVE-2026-123177","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2026-123177","title":"Dnf5: dnf5daemon-server: dnf5daemon-server: unauthenticated privileged cmdline package fetch/open via add_cmdline_packages","description":"A flaw was found in dnf5daemon-server. Unauthenticated D-Bus methods pass caller-controlled URL or .rpm path patterns into a root-privileged cmdline package loader that may store fetched content in a world-readable cache without size limits, or open local paths as root, allowing a local attacker to disclose privileged content and to deny service via disk exhaustion.","status":"published","published":"2026-11-13T17:28:17.162Z","modified":"2026-11-13T20:02:51.232Z","cvss":[{"version":"3.1","score":8.4,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:H","level":"high","assessor":"cna"}],"cwes":["CWE-862"],"updated_at":"2026-11-13T18:32:56.458273Z"}],"euvd":[{"id":"EUVD-2026-125623","description":"A flaw was found in dnf5daemon-server. Unauthenticated D-Bus methods pass caller-controlled URL or .rpm path patterns into a root-privileged cmdline package loader that may store fetched content in a world-readable cache without size limits, or open local paths as root, allowing a local attacker to disclose privileged content and to deny service via disk exhaustion.","status":"published","published":"2026-11-13T17:28:17Z","modified":"2026-11-13T20:02:51Z","cvss":[{"version":"3.1","score":8.4,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:H","level":"high"}],"updated_at":"2026-11-13T20:40:15.90534Z"}],"ghsa":[{"id":"GHSA-xp2x-qrcc-x752","title":"A flaw was found in dnf5daemon-server. Unauthenticated D-Bus methods pass caller-controlled URL...","description":"A flaw was found in dnf5daemon-server. Unauthenticated D-Bus methods pass caller-controlled URL or .rpm path patterns into a root-privileged cmdline package loader that may store fetched content in a world-readable cache without size limits, or open local paths as root, allowing a local attacker to disclose privileged content and to deny service via disk exhaustion.","status":"published","published":"2026-11-13T18:32:33Z","modified":"2026-11-13T18:32:38Z","cvss":[{"version":"3.1","score":8.4,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:H","level":"high"}],"cwes":["CWE-862"],"updated_at":"2026-11-13T18:52:24.500126Z"}],"nvd":[{"id":"CVE-2026-123177","description":"A flaw was found in dnf5daemon-server. Unauthenticated D-Bus methods pass caller-controlled URL or .rpm path patterns into a root-privileged cmdline package loader that may store fetched content in a world-readable cache without size limits, or open local paths as root, allowing a local attacker to disclose privileged content and to deny service via disk exhaustion.","status":"published","published":"2026-11-13T18:17:30.78Z","modified":"2026-11-13T20:18:15.64Z","cvss":[{"version":"3.1","score":8.4,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:H","level":"high","assessor":"secondary"}],"cwes":["CWE-862"],"updated_at":"2026-11-13T21:37:35.566528Z"}],"osv":[{"id":"DEBIAN-CVE-2026-123177","description":"A flaw was found in dnf5daemon-server. Unauthenticated D-Bus methods pass caller-controlled URL or .rpm path patterns into a root-privileged cmdline package loader that may store fetched content in a world-readable cache without size limits, or open local paths as root, allowing a local attacker to disclose privileged content and to deny service via disk exhaustion.","status":"published","published":"2026-11-13T18:17:30.78Z","modified":"2026-11-14T22:00:05.730733535Z","cvss":[{"version":"3.1","score":8.4,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:H","level":"high"}],"updated_at":"2026-11-14T22:25:44.596764Z"}]}}