{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-109153", "assignerOrgId": "1af790b2-7ee1-4545-860a-a788eba489b5", "state": "PUBLISHED", "assignerShortName": "VulDB", "dateReserved": "2026-10-12T11:41:35.535Z", "datePublished": "2026-10-13T10:00:20.259Z", "dateUpdated": "2026-10-13T10:00:20.259Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "1af790b2-7ee1-4545-860a-a788eba489b5", "shortName": "VulDB", "dateUpdated": "2026-10-13T10:00:20.259Z"}, "title": "MosaicML Composer Checkpoint Extraction checkpoint.py tarball.extractall path traversal", "problemTypes": [{"descriptions": [{"type": "CWE", "cweId": "CWE-22", "lang": "en", "description": "Path Traversal"}]}], "affected": [{"vendor": "MosaicML", "product": "Composer", "versions": [{"version": "0.32.0", "status": "affected"}, {"version": "0.32.1", "status": "affected"}], "cpes": ["cpe:2.3:a:mosaicml:composer:*:*:*:*:*:*:*:*"], "modules": ["Checkpoint Extraction"]}], "descriptions": [{"lang": "en", "value": "A vulnerability was detected in MosaicML Composer up to 0.32.1. This affects the function tarball.extractall of the file composer/utils/checkpoint.py of the component Checkpoint Extraction. The manipulation results in path traversal. The attack can be executed remotely. The vendor was contacted early about this disclosure."}], "metrics": [{"cvssV4_0": {"version": "4.0", "baseScore": 5.3, "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:X", "baseSeverity": "MEDIUM"}}, {"cvssV3_1": {"version": "3.1", "baseScore": 6.3, "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L/E:X/RL:X/RC:C", "baseSeverity": "MEDIUM"}}, {"cvssV3_0": {"version": "3.0", "baseScore": 6.3, "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L/E:X/RL:X/RC:C", "baseSeverity": "MEDIUM"}}, {"cvssV2_0": {"version": "2.0", "baseScore": 7.5, "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P/E:ND/RL:ND/RC:C"}}], "timeline": [{"time": "2026-10-12T00:00:00.000Z", "lang": "en", "value": "Advisory disclosed"}, {"time": "2026-10-12T02:00:00.000Z", "lang": "en", "value": "VulDB entry created"}, {"time": "2026-10-12T13:49:57.000Z", "lang": "en", "value": "VulDB entry last update"}], "credits": [{"lang": "en", "value": "Mohammedix88 (VulDB User)", "type": "reporter"}, {"lang": "en", "value": "VulDB CNA Team", "type": "coordinator"}], "references": [{"url": "https://vuldb.com/vuln/416887", "name": "VDB-416887 | MosaicML Composer Checkpoint Extraction checkpoint.py tarball.extractall path traversal", "tags": ["vdb-entry", "technical-description"]}, {"url": "https://vuldb.com/vuln/416887/cti", "name": "VDB-416887 | CTI Indicators (IOB, IOC, TTP, IOA)", "tags": ["signature", "permissions-required"]}, {"url": "https://vuldb.com/cve/CVE-2026-109153", "name": "CVE-2026-109153 | CVE Analysis and Report", "tags": ["third-party-advisory"]}, {"url": "https://vuldb.com/submit/978647", "name": "Submit #978647 | mosaicml composer 0.32.1 Path Traversal", "tags": ["third-party-advisory"]}, {"url": "https://github.com/mosaicml/composer/issues/3942", "tags": ["issue-tracking"]}, {"url": "https://github.com/mosaicml/composer/", "tags": ["product"]}], "x_generator": ["VulDB PVTS v202610"]}}}

{}

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{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "0.32.0"}}, {"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "0.32.1"}}], "enrichment": {"confidence": 95.0, "confidence_source": "inferred", "scores": [{"score": 95.0, "source": "inferred"}, {"score": 100.0, "source": "matching"}]}, "original": {"product": "Composer", "source": "cna", "vendor": "MosaicML"}, "product": "composer", "vendor": "mosaicml"}], "created": "2026-10-13T11:30:04.023962+00:00", "updated": "2026-10-13T13:15:10.223314+00:00", "vendors": ["mosaicml", "mosaicml$PRODUCT$composer"]}