{"id":"CVE-2026-16460","url":"https://www.cyber-defence.io/tools/cve/CVE-2026-16460","generatedAt":"2026-10-28T06:35:33.036Z","title":"A flaw was found in bootc and ostree.","description":"A flaw was found in bootc and ostree. Already-staged deployments are finalized without revalidating the deployment's container image against the current containers signature policy. Unsigned OS content staged under a prior permissive policy can remain bootable after policy is hardened to reject unsigned images, leading to full host compromise on reboot.","published":"2026-10-19T07:16:31.000Z","lastModified":"2026-10-21T19:17:02.000Z","status":"Awaiting Analysis","sourceIdentifier":"secalert@redhat.com","cvss":{"version":"3.1","score":7.4,"severity":"HIGH","vector":"CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H"},"cwe":["CWE-345"],"affected":[],"epss":{"score":0.00098,"percentile":0.00758,"date":"2026-10-27","history":[{"date":"2026-10-19","score":0.00078,"percentile":0.00111}]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"high","text":"High impact if exploited, but EPSS currently rates exploitation as unlikely (0.10%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[{"kind":"new","label":"New CVE","at":"2026-10-19T07:16:31.000Z","detail":{"score":"7.4","severity":"HIGH","publishedAt":"2026-10-19T07:16:31.253Z"},"summary":"New CVE, high severity (CVSS 7.4)."}],"references":[{"url":"https://access.redhat.com/security/cve/CVE-2026-16460","source":"secalert@redhat.com"},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2503167","source":"secalert@redhat.com"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-16460","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}