{"id":"CVE-2026-97027","aliases":[],"cve":{"records":[{"id":"CVE-2026-97027","source":"redhat","state":"PUBLISHED","reasons":[],"replacements":[],"disputed":false,"unsupportedWhenAssigned":false,"reserved":"2026-09-23T21:12:57.647Z","published":"2026-09-28T20:57:06.758Z","modified":"2026-11-06T20:01:29.463Z"}],"publishers":[{"name":"redhat","role":"CNA","organizationId":"53f830b8-0a3f-465b-8143-3b8a9948e749","modified":"2026-11-06T20:01:29.463Z"},{"name":"CISA-ADP","role":"ADP","organizationId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","modified":"2026-09-29T19:40:02.638Z"}],"references":[{"url":"https://access.redhat.com/security/cve/CVE-2026-97027","tags":["vdb-entry","x_refsource_REDHAT"],"source":"redhat"},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2542683","tags":["issue-tracking","x_refsource_REDHAT"],"source":"redhat"},{"url":"https://github.com/flatpak/flatpak/security/advisories/GHSA-v64f-hrwr-j4vh","tags":[],"source":"redhat"}],"weaknesses":[{"id":"CWE-20","description":"Improper Input Validation","source":"redhat"}],"applicability":[],"prioritization":[{"source":"CISA-ADP","type":"SSVC","role":"CISA Coordinator","timestamp":"2026-09-29T19:39:47.160409Z","decisions":[{"name":"Exploitation","value":"none"},{"name":"Automatable","value":"no"},{"name":"Technical Impact","value":"partial"}]}]},"title":"Flatpak: flatpak: denial of service via unsanitized keys in exported desktop entry / d-bus service files","titleSource":"redhat","descriptionSource":"redhat","description":"Flatpak passes through arbitrary vendor-extension keys unmodified when exporting an application's Desktop Entry (.desktop) and D-Bus Service (.service) files, instead of validating against an allowlist. A malicious Flatpak app can use this to cause denial of service (e.g. forced application restart loops) or to influence host D-Bus/systemd activation behavior beyond what the sandbox is intended to permit.","score":3.6,"severity":"low","published":"2026-09-28T20:57:06.758Z","modified":"2026-11-06T20:01:29.463Z","withdrawn":false,"knownExploited":false,"affected":[],"products":[{"vendor":"Red Hat","name":"Red Hat Enterprise Linux 10","platforms":[],"versions":[],"defaultStatus":"affected","cpes":["cpe:/a:redhat:enterprise_linux:10"],"source":"redhat","url":"https://www.cve.org/CVERecord?id=CVE-2026-97027"},{"vendor":"Red Hat","name":"Red Hat Enterprise Linux 7","platforms":[],"versions":[],"defaultStatus":"affected","cpes":["cpe:/o:redhat:rhel_els:7"],"source":"redhat","url":"https://www.cve.org/CVERecord?id=CVE-2026-97027"},{"vendor":"Red Hat","name":"Red Hat Enterprise Linux 8","platforms":[],"versions":[],"defaultStatus":"affected","cpes":["cpe:/a:redhat:enterprise_linux:8"],"source":"redhat","url":"https://www.cve.org/CVERecord?id=CVE-2026-97027"},{"vendor":"Red Hat","name":"Red Hat Enterprise Linux 9","platforms":[],"versions":[],"defaultStatus":"affected","cpes":["cpe:/a:redhat:enterprise_linux:9"],"source":"redhat","url":"https://www.cve.org/CVERecord?id=CVE-2026-97027"}],"remediation":[{"text":"Only install applications from trusted sources.","source":"redhat","url":"https://www.cve.org/CVERecord?id=CVE-2026-97027"}],"references":["https://access.redhat.com/security/cve/CVE-2026-97027","https://bugzilla.redhat.com/show_bug.cgi?id=2542683","https://github.com/flatpak/flatpak/security/advisories/GHSA-v64f-hrwr-j4vh"],"sources":[{"name":"CVE","id":"CVE-2026-97027","modified":"2026-11-06T20:01:29.463Z","url":"https://www.cve.org/CVERecord?id=CVE-2026-97027"}],"assessments":[{"source":"redhat","vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:N/I:N/A:L","score":3.6}],"sourceAffected":[],"observedAt":"2026-11-06T22:20:14.939Z","kev":{"status":"not-listed","checkedAt":"2026-11-14T23:35:33.875Z"},"coverage":[{"source":"NVD","status":"available","checkedAt":"2026-11-07T00:20:39.915Z","attemptedAt":"2026-11-07T00:20:39.915Z"},{"source":"GHSA","status":"no-result","checkedAt":"2026-11-07T00:20:38.836Z","attemptedAt":"2026-11-07T00:20:38.836Z"},{"source":"EUVD","status":"available","checkedAt":"2026-11-07T00:20:41.416Z","attemptedAt":"2026-11-07T00:20:41.416Z"},{"source":"EPSS","status":"available","checkedAt":"2026-11-07T00:20:38.451Z","attemptedAt":"2026-11-07T00:20:38.451Z"}],"evidence":[{"source":"FIRST EPSS","id":"CVE-2026-97027","url":"https://www.first.org/epss/","probability":0.00126,"percentile":0.02317,"date":"2026-11-06","checkedAt":"2026-11-07T00:20:38.451Z"},{"source":"NVD","id":"CVE-2026-97027","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-97027","modified":"2026-11-06T20:17:32.193","score":3.6,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:N/I:N/A:L","checkedAt":"2026-11-07T00:20:39.915Z"},{"source":"ENISA EUVD","id":"EUVD-2026-88554","url":"https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-88554","modified":"Nov 6, 2026, 8:01:29 PM","score":3.6,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:N/I:N/A:L","checkedAt":"2026-11-07T00:20:41.416Z"}],"aiSummary":{"text":"Flatpak is vulnerable to denial of service via unsanitized keys in exported desktop entry and D-Bus service files, potentially allowing a malicious app to cause restart loops or influence host behavior. The vulnerability affects Red Hat Enterprise Linux 7, 8, 9, and 10. A malicious Flatpak app can exploit this weakness.","model":"@cf/meta/llama-3.3-70b-instruct-fp8-fast","generatedAt":"2026-11-06T22:26:26.632Z","sources":[{"name":"CVE","url":"https://www.cve.org/CVERecord?id=CVE-2026-97027"}]}}