{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-111253", "assignerOrgId": "92fb86c3-55a5-4fb5-9c3f-4757b9e96dc5", "state": "PUBLISHED", "assignerShortName": "fedora", "dateReserved": "2026-10-15T18:47:28.929Z", "datePublished": "2026-11-05T16:30:05.133Z", "dateUpdated": "2026-11-05T16:46:26.191Z"}, "containers": {"cna": {"title": "Dnf5daemon-server: dnf5: dnf5daemon-server: missing session-owner check allows foreign d-bus callers to replace another client's resolved transaction", "metrics": [{"other": {"content": {"value": "Moderate", "namespace": "https://access.redhat.com/security/updates/classification/"}, "type": "Red Hat severity rating"}}, {"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 6.6, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:N/I:H/A:H", "version": "3.1"}, "format": "CVSS"}], "descriptions": [{"lang": "en", "value": "A flaw was found in dnf5daemon-server. Session methods on dynamically exported D-Bus session objects do not verify that the caller is the unique sender that created the session. A local attacker can modify another user's live package-management session and replace its resolved transaction plan. If the legitimate session party later authorizes execution, the root daemon may apply the attacker-chosen package operations."}], "affected": [{"vendor": "Red Hat", "product": "Red Hat Hardened Images", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "packageName": "dnf5", "defaultStatus": "affected", "cpes": ["cpe:/a:redhat:hummingbird:1"]}], "references": [{"url": "https://access.redhat.com/security/cve/CVE-2026-111253", "tags": ["vdb-entry", "x_refsource_REDHAT"]}, {"url": "https://bugzilla.redhat.com/show_bug.cgi?id=2553683", "name": "RHBZ#2553683", "tags": ["issue-tracking", "x_refsource_REDHAT"]}, {"url": "https://github.com/rpm-software-management/dnf5/commit/46a4a8ad8d34af91ec2add6bb29e487571ea6c85"}], "datePublic": "2026-11-05T14:19:18.554Z", "problemTypes": [{"descriptions": [{"cweId": "CWE-862", "description": "Missing Authorization", "lang": "en", "type": "CWE"}]}], "x_redhatCweChain": "CWE-862: Missing Authorization", "workarounds": [{"lang": "en", "value": "Until a fixed build is available, avoid leaving interactive dnf5daemon sessions open on multi-user systems where untrusted local accounts can access the system bus, and close sessions promptly after use."}], "timeline": [{"lang": "en", "time": "2026-10-06T00:00:00.000Z", "value": "Reported to Red Hat."}, {"lang": "en", "time": "2026-11-05T14:19:18.554Z", "value": "Made public."}], "credits": [{"lang": "en", "value": "Red Hat would like to thank Ong Zhi Kang for reporting this issue."}], "providerMetadata": {"orgId": "92fb86c3-55a5-4fb5-9c3f-4757b9e96dc5", "shortName": "fedora", "dateUpdated": "2026-11-05T16:30:05.133Z"}, "x_generator": {"engine": "cvelib 1.8.0"}}, "adp": [{"metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2026-11-05T16:46:12.036788Z", "id": "CVE-2026-111253", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-11-05T16:46:26.191Z"}}]}}

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