CVE-2026-38361

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{"affected": [{"affectedData": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "source": "cve@mitre.org"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:fohrloop:dash-uploader:*:*:*:*:*:python:*:*", "matchCriteriaId": "FC5E3E08-93AE-4EB0-9A5E-3060255C03AD", "versionEndIncluding": "0.6.1", "versionStartIncluding": "0.1.0", "vulnerable": true}, {"criteria": "cpe:2.3:a:fohrloop:dash-uploader:0.7.0:alpha1:*:*:*:python:*:*", "matchCriteriaId": "6A3BBED7-5E23-4718-9015-21108A1120E5", "vulnerable": true}, {"criteria": "cpe:2.3:a:fohrloop:dash-uploader:0.7.0:alpha2:*:*:*:python:*:*", "matchCriteriaId": "1FDC2B1C-41BC-4ADF-BD07-A0207D1A784A", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Multiple unauthenticated denial-of-service (DoS) issues in fohrloop dash-uploader v0.1.0 through v0.7.0a2. The chunked-upload handler (dash_uploader/httprequesthandler.py, dash_uploader/upload.py) trusts unsanitized, attacker-controlled upload parameters (e.g. flowTotalChunks) and does not enforce the documented max_file_size limit, allowing a remote, unauthenticated attacker to cause an out-of-memory (OOM) process crash (unbounded range(1, flowTotalChunks + 1) allocation), truncation of the target file to zero bytes (flowTotalChunks=0, where the all([]) == True quirk runs the file-assembly branch on zero chunks), permanent disk exhaustion (never-cleaned-up temporary directories per flowIdentifier), and a complete bypass of the documented max_file_size limit."}, {"lang": "es", "value": "Un problema en fohrloop dash-uploader v.0.1.0 hasta v.0.7.0a2 permite a un atacante remoto ejecutar c\u00f3digo arbitrario a trav\u00e9s de los componentes dash_uploader/httprequesthandler.py, dash_uploader/upload.py en la funci\u00f3n Upload y el par\u00e1metro max_file_size, y dash_uploader/configure_upload.py."}], "id": "CVE-2026-38361", "lastModified": "2026-11-08T16:10:00.183", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 3.6, "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-38361", "options": [{"exploitation": "poc"}, {"automatable": "yes"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2026-05-08T18:26:42.915846Z", "version": "2.0.3"}}]}, "published": "2026-05-08T15:16:37.120", "references": [{"source": "cve@mitre.org", "tags": ["Product"], "url": "https://docs.python.org/3/library/functions.html#all"}, {"source": "cve@mitre.org", "tags": ["Exploit", "Third Party Advisory"], "url": "https://github.com/a1ohadance/CVE-2026-38361"}, {"source": "cve@mitre.org", "url": "https://github.com/advisories/GHSA-xp7f-v245-w3w8"}, {"source": "cve@mitre.org", "tags": ["Product"], "url": "https://github.com/fohrloop/dash-uploader"}, {"source": "cve@mitre.org", "tags": ["Product"], "url": "https://github.com/fohrloop/dash-uploader/blob/stable/dash_uploader/httprequesthandler.py"}, {"source": "cve@mitre.org", "tags": ["Product"], "url": "https://github.com/fohrloop/dash-uploader/issues/153"}, {"source": "cve@mitre.org", "url": "https://github.com/github/advisory-database/pull/7636"}, {"source": "cve@mitre.org", "tags": ["Product"], "url": "https://libraries.io/pypi/dash-uploader"}, {"source": "cve@mitre.org", "tags": ["Product"], "url": "https://pepy.tech/project/dash-uploader"}, {"source": "cve@mitre.org", "tags": ["Product"], "url": "https://pypi.org/project/dash-uploader/"}, {"source": "cve@mitre.org", "tags": ["Product"], "url": "https://pypistats.org/packages/dash-uploader"}, {"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "tags": ["Exploit", "Third Party Advisory"], "url": "https://github.com/a1ohadance/CVE-2026-38361"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "NVD-CWE-noinfo"}], "source": "nvd@nist.gov", "type": "Primary"}, {"description": [{"lang": "en", "value": "CWE-400"}, {"lang": "en", "value": "CWE-670"}], "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}]}

{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "[0.1.0,0.7.0a2]"}}], "enrichment": {"confidence": 95.0, "confidence_source": "inferred", "scores": [{"score": 95.0, "source": "inferred"}]}, "original": {"product": "n/a", "source": "cna", "vendor": "n/a"}, "product": "dash-uploader", "vendor": "fohrloop"}], "created": "2026-05-08T16:30:12.686365+00:00", "title": "Unauthenticated Denial\u2011of\u2011Service via Unvalidated Chunked Upload Parameters in fohrloop dash\u2011uploader", "updated": "2026-06-18T14:30:15.692993+00:00", "vendors": ["fohrloop", "fohrloop$PRODUCT$dash-uploader"]}