CVE-2026-24486

{"id": "CVE-2026-24486", "cveTags": [], "metrics": {"ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-24486", "role": "CISA Coordinator", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "version": "2.0.3", "timestamp": "2026-01-27T20:50:56.753228Z"}}], "cvssMetricV31": [{"type": "Secondary", "source": "security-advisories@github.com", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 8.6, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:L", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "LOW", "privilegesRequired": "NONE", "confidentialityImpact": "LOW"}, "impactScore": 4.7, "exploitabilityScore": 3.9}, {"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.5, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 3.9}]}, "affected": [{"source": "security-advisories@github.com", "affectedData": [{"vendor": "Kludex", "product": "python-multipart", "versions": [{"status": "affected", "version": "< 0.0.22"}]}]}], "published": "2026-01-27T01:16:02.303", "references": [{"url": "https://github.com/Kludex/python-multipart/commit/9433f4bbc9652bdde82bbe380984e32f8cfc89c4", "tags": ["Patch"], "source": "security-advisories@github.com"}, {"url": "https://github.com/Kludex/python-multipart/releases/tag/0.0.22", "tags": ["Product", "Release Notes"], "source": "security-advisories@github.com"}, {"url": "https://github.com/Kludex/python-multipart/security/advisories/GHSA-wp53-j4wj-2cfg", "tags": ["Exploit", "Vendor Advisory"], "source": "security-advisories@github.com"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Secondary", "source": "security-advisories@github.com", "description": [{"lang": "en", "value": "CWE-22"}]}], "descriptions": [{"lang": "en", "value": "Python-Multipart is a streaming multipart parser for Python. Prior to version 0.0.22, a Path Traversal vulnerability exists when using non-default configuration options `UPLOAD_DIR` and `UPLOAD_KEEP_FILENAME=True`. An attacker can write uploaded files to arbitrary locations on the filesystem by crafting a malicious filename. Users should upgrade to version 0.0.22 to receive a patch or, as a workaround, avoid using `UPLOAD_KEEP_FILENAME=True` in project configurations."}, {"lang": "es", "value": "Python-Multipart es un analizador multipart en streaming para Python. Antes de la versi\u00f3n 0.0.22, existe una vulnerabilidad de salto de ruta al usar opciones de configuraci\u00f3n no predeterminadas 'UPLOAD_DIR' y 'UPLOAD_KEEP_FILENAME=True'. Un atacante puede escribir archivos subidos en ubicaciones arbitrarias del sistema de archivos al crear un nombre de archivo malicioso. Los usuarios deben actualizar a la versi\u00f3n 0.0.22 para recibir un parche o, como soluci\u00f3n alternativa, evitar usar 'UPLOAD_KEEP_FILENAME=True' en las configuraciones del proyecto."}], "lastModified": "2026-06-17T10:23:08.463", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:fastapiexpert:python-multipart:*:*:*:*:*:python:*:*", "vulnerable": true, "matchCriteriaId": "858D1FA3-E02B-4DED-8E4F-C4553224CB80", "versionEndExcluding": "0.0.22"}], "operator": "OR"}]}], "sourceIdentifier": "security-advisories@github.com"}