{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-103870", "assignerOrgId": "53f830b8-0a3f-465b-8143-3b8a9948e749", "state": "PUBLISHED", "assignerShortName": "redhat", "dateReserved": "2026-10-01T11:51:10.972Z", "datePublished": "2026-10-07T05:46:18.911Z", "dateUpdated": "2026-10-07T06:14:50.047Z"}, "containers": {"cna": {"title": "Pulp-rpm: distribution tree publish creates directories from .treeinfo ids", "metrics": [{"other": {"content": {"value": "Moderate", "namespace": "https://access.redhat.com/security/updates/classification/"}, "type": "Red Hat severity rating"}}, {"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 5, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "LOW", "privilegesRequired": "LOW", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:L/A:N", "version": "3.1"}, "format": "CVSS"}], "descriptions": [{"lang": "en", "value": "A flaw was found in pulp-rpm when it publishes a distribution tree. Addon and variant ids from .treeinfo are used as directory names. A user who can sync or upload that tree can make the publish task create a new directory outside the task work area and write that tree's repository metadata and packages there, as the Pulp worker user. An existing file or directory is not replaced. The flaw does not disclose data and does not stop the service."}], "affected": [{"vendor": "Red Hat", "product": "Red Hat Satellite 6", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "packageName": "python3.12-pulp-rpm", "defaultStatus": "affected", "cpes": ["cpe:/a:redhat:satellite:6"]}, {"vendor": "Red Hat", "product": "Red Hat Satellite 6", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "packageName": "python-pulp-rpm", "defaultStatus": "affected", "cpes": ["cpe:/a:redhat:satellite:6"]}, {"vendor": "Red Hat", "product": "Red Hat Update Infrastructure 4 for Cloud Providers", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "packageName": "python-pulp-rpm", "defaultStatus": "unaffected", "cpes": ["cpe:/a:redhat:rhui:4::el8"]}, {"vendor": "Red Hat", "product": "Red Hat Update Infrastructure 4 for Cloud Providers", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "packageName": "python-pulp-rpm-client", "defaultStatus": "unaffected", "cpes": ["cpe:/a:redhat:rhui:4::el8"]}, {"vendor": "Red Hat", "product": "Red Hat Update Infrastructure 5", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "packageName": "python-pulp-rpm-client", "defaultStatus": "unaffected", "cpes": ["cpe:/a:redhat:rhui:5::el9"]}, {"vendor": "Red Hat", "product": "Red Hat Update Infrastructure 5", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "packageName": "rhui5/rhua-rhel9", "defaultStatus": "unaffected", "cpes": ["cpe:/a:redhat:rhui:5::el9"]}, {"vendor": "Red Hat", "product": "Red Hat Update Infrastructure 5", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "packageName": "rhui5/rhua-tp-rhel9", "defaultStatus": "unaffected", "cpes": ["cpe:/a:redhat:rhui:5::el9"]}], "references": [{"url": "https://access.redhat.com/security/cve/CVE-2026-103870", "tags": ["vdb-entry", "x_refsource_REDHAT"]}, {"url": "https://bugzilla.redhat.com/show_bug.cgi?id=2544606", "name": "RHBZ#2544606", "tags": ["issue-tracking", "x_refsource_REDHAT"]}], "datePublic": "2026-10-07T05:34:30.242Z", "problemTypes": [{"descriptions": [{"cweId": "CWE-22", "description": "Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')", "lang": "en", "type": "CWE"}]}], "x_redhatCweChain": "CWE-22: Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')", "workarounds": [{"lang": "en", "value": "Syncing distribution trees only from a trusted upstream avoids a crafted .treeinfo from that source. An account that can upload a tree directly can still supply the file.\n\nOtherwise, Red Hat is not aware of a practical temporary workaround that fully mitigates this issue or meets Red Hat Product Security's standards for usability, deployment, applicability, or stability. Customers are advised to apply the relevant security updates when they become available."}], "timeline": [{"lang": "en", "time": "2026-10-01T11:46:25.130Z", "value": "Reported to Red Hat."}, {"lang": "en", "time": "2026-10-07T05:34:30.242Z", "value": "Made public."}], "credits": [{"lang": "en", "value": "Red Hat would like to thank Daoqing Yu for reporting this issue."}], "providerMetadata": {"orgId": "53f830b8-0a3f-465b-8143-3b8a9948e749", "shortName": "redhat", "dateUpdated": "2026-10-07T06:14:50.047Z"}, "x_generator": {"engine": "cvelib 1.8.0"}}}}

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