CVE-2025-15282

{"id": "CVE-2025-15282", "cveTags": [], "metrics": {"cvssMetricV40": [{"type": "Secondary", "source": "cna@python.org", "cvssData": {"Safety": "NOT_DEFINED", "version": "4.0", "Recovery": "NOT_DEFINED", "baseScore": 6.0, "Automatable": "NOT_DEFINED", "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "valueDensity": "NOT_DEFINED", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:N/VI:H/VA:N/SC:N/SI:L/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X", "exploitMaturity": "NOT_DEFINED", "providerUrgency": "NOT_DEFINED", "userInteraction": "NONE", "attackComplexity": "LOW", "attackRequirements": "PRESENT", "privilegesRequired": "LOW", "subIntegrityImpact": "LOW", "vulnIntegrityImpact": "HIGH", "integrityRequirement": "NOT_DEFINED", "modifiedAttackVector": "NOT_DEFINED", "subAvailabilityImpact": "NONE", "vulnAvailabilityImpact": "NONE", "availabilityRequirement": "NOT_DEFINED", "modifiedUserInteraction": "NOT_DEFINED", "modifiedAttackComplexity": "NOT_DEFINED", "subConfidentialityImpact": "NONE", "vulnConfidentialityImpact": "NONE", "confidentialityRequirement": "NOT_DEFINED", "modifiedAttackRequirements": "NOT_DEFINED", "modifiedPrivilegesRequired": "NOT_DEFINED", "modifiedSubIntegrityImpact": "NOT_DEFINED", "modifiedVulnIntegrityImpact": "NOT_DEFINED", "vulnerabilityResponseEffort": "NOT_DEFINED", "modifiedSubAvailabilityImpact": "NOT_DEFINED", "modifiedVulnAvailabilityImpact": "NOT_DEFINED", "modifiedSubConfidentialityImpact": "NOT_DEFINED", "modifiedVulnConfidentialityImpact": "NOT_DEFINED"}}]}, "published": "2026-01-20T22:15:50.883", "references": [{"url": "https://github.com/python/cpython/commit/05356b1cc153108aaf27f3b72ce438af4aa218c0", "source": "cna@python.org"}, {"url": "https://github.com/python/cpython/commit/34d76b00dabde81a793bd06dd8ecb057838c4b38", "source": "cna@python.org"}, {"url": "https://github.com/python/cpython/commit/3f396ca9d7bbe2a50ea6b8c9b27c0082884d9f80", "source": "cna@python.org"}, {"url": "https://github.com/python/cpython/commit/4ed11d3cd288e6b90196a15c5a825a45d318fe47", "source": "cna@python.org"}, {"url": "https://github.com/python/cpython/commit/a35ca3be5842505dab74dc0b90b89cde0405017a", "source": "cna@python.org"}, {"url": "https://github.com/python/cpython/commit/f25509e78e8be6ea73c811ac2b8c928c28841b9f", "source": "cna@python.org"}, {"url": "https://github.com/python/cpython/issues/143925", "source": "cna@python.org"}, {"url": "https://github.com/python/cpython/pull/143926", "source": "cna@python.org"}, {"url": "https://mail.python.org/archives/list/security-announce@python.org/thread/X66HL7SISGJT33J53OHXMZT4DFLMHVKF/", "source": "cna@python.org"}], "vulnStatus": "Awaiting Analysis", "weaknesses": [{"type": "Secondary", "source": "cna@python.org", "description": [{"lang": "en", "value": "CWE-93"}]}], "descriptions": [{"lang": "en", "value": "User-controlled data URLs parsed by urllib.request.DataHandler allow injecting headers through newlines in the data URL mediatype."}], "lastModified": "2026-01-26T15:16:06.620", "sourceIdentifier": "cna@python.org"}