{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-73509", "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "state": "PUBLISHED", "assignerShortName": "GitHub_M", "dateReserved": "2026-08-12T19:00:33.736Z", "datePublished": "2026-08-13T14:31:05.426Z", "dateUpdated": "2026-08-13T15:20:16.263Z"}, "containers": {"cna": {"title": "OpenList: Authenticated users can rename files outside their base path via batch rename `src_name` traversal", "problemTypes": [{"descriptions": [{"cweId": "CWE-22", "lang": "en", "description": "CWE-22: Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')", "type": "CWE"}]}], "metrics": [{"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "LOW", "baseScore": 7.6, "baseSeverity": "HIGH", "confidentialityImpact": "LOW", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:H/A:L", "version": "3.1"}}], "references": [{"name": "https://github.com/OpenListTeam/OpenList/security/advisories/GHSA-95cv-r8x4-vh75", "tags": ["x_refsource_CONFIRM"], "url": "https://github.com/OpenListTeam/OpenList/security/advisories/GHSA-95cv-r8x4-vh75"}, {"name": "https://github.com/OpenListTeam/OpenList/commit/651da18da4c647d96648d4bb64462baac1c37e04", "tags": ["x_refsource_MISC"], "url": "https://github.com/OpenListTeam/OpenList/commit/651da18da4c647d96648d4bb64462baac1c37e04"}, {"name": "https://github.com/OpenListTeam/OpenList/releases/tag/v4.2.4", "tags": ["x_refsource_MISC"], "url": "https://github.com/OpenListTeam/OpenList/releases/tag/v4.2.4"}], "affected": [{"vendor": "OpenListTeam", "product": "OpenList", "versions": [{"version": "< 4.2.4", "status": "affected"}]}], "providerMetadata": {"orgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "shortName": "GitHub_M", "dateUpdated": "2026-08-13T14:31:05.426Z"}, "descriptions": [{"lang": "en", "value": "OpenList a file list program that supports multiple storage. Prior to 4.2.4, the authenticated /api/fs/batch_rename handler in server/handles/fsbatch.go authorizes only the source directory produced by user.JoinPath(req.SrcDir) and validates renameObject.NewName with checkRelativePath, but does not validate attacker-controlled renameObject.SrcName, supplied as src_name, before concatenating it with the authorized path and passing the result to fs.Rename. A user with rename permission can use traversal segments in src_name to make path normalization select a file outside the authorized directory and configured base path, resulting in cross-user file integrity loss, limited availability impact, and file-existence disclosure through success or error responses. This issue is fixed in version 4.2.4."}], "source": {"advisory": "GHSA-95cv-r8x4-vh75", "discovery": "UNKNOWN"}}, "adp": [{"references": [{"url": "https://github.com/OpenListTeam/OpenList/security/advisories/GHSA-95cv-r8x4-vh75", "tags": ["exploit"]}], "metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2026-08-13T15:19:27.412169Z", "id": "CVE-2026-73509", "options": [{"Exploitation": "poc"}, {"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": "2026-08-13T15:20:16.263Z"}}]}}

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{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[0,4.2.4)"}}], "enrichment": {"confidence": 100.0, "confidence_source": "matching", "scores": [{"score": 100.0, "source": "matching"}]}, "original": {"product": "OpenList", "source": "cna", "vendor": "OpenListTeam"}, "product": "openlist", "vendor": "openlistteam"}], "created": "2026-08-13T16:30:03.492139+00:00", "updated": "2026-08-13T20:15:03.042936+00:00", "vendors": ["openlistteam", "openlistteam$PRODUCT$openlist"]}