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In system-wide installations, the deletion is performed as root."}], "id": "CVE-2026-97023", "lastModified": "2026-11-11T14:17:51.843", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 7.1, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "LOW", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:H", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 4.2, "source": "secalert@redhat.com", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-97023", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2026-09-28T19:26:38.091416Z", "version": "2.0.3"}}]}, "published": "2026-09-28T19:16:50.710", "references": [{"source": "secalert@redhat.com", "url": "https://access.redhat.com/errata/RHSA-2026:89849"}, {"source": "secalert@redhat.com", "url": "https://access.redhat.com/errata/RHSA-2026:89850"}, {"source": "secalert@redhat.com", "url": "https://access.redhat.com/errata/RHSA-2026:89859"}, {"source": "secalert@redhat.com", "url": "https://access.redhat.com/errata/RHSA-2026:95061"}, {"source": "secalert@redhat.com", "url": "https://access.redhat.com/errata/RHSA-2026:95062"}, {"source": "secalert@redhat.com", "url": "https://access.redhat.com/errata/RHSA-2026:95063"}, {"source": "secalert@redhat.com", "url": "https://access.redhat.com/errata/RHSA-2026:95064"}, {"source": "secalert@redhat.com", "url": "https://access.redhat.com/errata/RHSA-2026:98490"}, {"source": "secalert@redhat.com", "url": "https://access.redhat.com/errata/RHSA-2026:98595"}, {"source": "secalert@redhat.com", "url": "https://access.redhat.com/security/cve/CVE-2026-97023"}, {"source": "secalert@redhat.com", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2542606"}, {"source": "secalert@redhat.com", "url": "https://github.com/flatpak/flatpak/security/advisories/GHSA-5p67-xh8x-rq54"}], "sourceIdentifier": "secalert@redhat.com", "vulnStatus": "Awaiting Analysis", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-61"}], "source": "secalert@redhat.com", "type": "Secondary"}]}

{"acknowledgement": "Red Hat would like to thank Sebastian Wick for reporting this issue.", "csaw": false, "cvss3": {"cvss3_base_score": "7.1", "cvss3_scoring_vector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:H", "status": "draft"}, "cwe": "CWE-61", "details": ["A path traversal vulnerability in Flatpak's handling of the export/bin directory during app deployment allows a malicious Flatpak app to cause deletion of attacker-chosen files outside the deployment directory when the app is installed or upgraded. In system-wide installations, the deletion is performed as root."], "mitigation": {"lang": "en:us", "value": "Avoid installing Flatpak apps from non-trusted publishers, particularly in system-wide deployments."}, "name": "CVE-2026-97023", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:10", "fix_state": "Affected", "package_name": "flatpak", "product_name": "Red Hat Enterprise Linux 10"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Affected", "package_name": "flatpak", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Affected", "package_name": "flatpak", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Affected", "package_name": "flatpak", "product_name": "Red Hat Enterprise Linux 9"}], "public_date": "2026-09-28T13:29:04Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-97023\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-97023\nhttps://github.com/flatpak/flatpak/security/advisories/GHSA-5p67-xh8x-rq54"], "statement": "Red Hat estimates the CVSSv3.1 vector of CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:H from provided CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:L/VA:H/SC:N/SI:N/SA:N. The attack requires user interaction and does not cross a security boundary, meaning the scope is unchanged.", "threat_severity": "Important"}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": null}], "enrichment": {"confidence": 95.0, "confidence_source": "inferred", "scores": [{"score": 95.0, "source": "inferred"}, {"score": 100.0, "source": "matching"}]}, "product": "flatpak", "vendor": "flatpak"}, {"configurations": [{"platform": null, "status": "affected", "versions": null}], "enrichment": {"confidence": 100.0, "confidence_source": "manual", "scores": [{"score": 100.0, "source": "manual"}]}, "original": {"product": "Red Hat Enterprise Linux 10", "source": "cna", "vendor": "Red Hat"}, "product": "enterprise_linux", "vendor": "redhat"}], "created": "2026-09-28T20:30:06.945477+00:00", "updated": "2026-09-29T13:20:27.394758+00:00", "vendors": ["flatpak", "flatpak$PRODUCT$flatpak", "redhat", "redhat$PRODUCT$enterprise_linux"]}