{"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"}}]}}