CVE-2025-6069

{"id": "CVE-2025-6069", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Secondary", "source": "cna@python.org", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 4.3, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "LOW", "privilegesRequired": "LOW", "confidentialityImpact": "NONE"}, "impactScore": 1.4, "exploitabilityScore": 2.8}]}, "published": "2025-06-17T14:15:33.677", "references": [{"url": "https://github.com/python/cpython/commit/4455cbabf991e202185a25a631af206f60bbc949", "source": "cna@python.org"}, {"url": "https://github.com/python/cpython/commit/6eb6c5dbfb528bd07d77b60fd71fd05d81d45c41", "source": "cna@python.org"}, {"url": "https://github.com/python/cpython/commit/d851f8e258c7328814943e923a7df81bca15df4b", "source": "cna@python.org"}, {"url": "https://github.com/python/cpython/issues/135462", "source": "cna@python.org"}, {"url": "https://github.com/python/cpython/pull/135464", "source": "cna@python.org"}, {"url": "https://mail.python.org/archives/list/security-announce@python.org/thread/K5PIYLR6EP3WR7ZOKKYQUWEDNQVUXOYM/", "source": "cna@python.org"}], "vulnStatus": "Awaiting Analysis", "weaknesses": [{"type": "Secondary", "source": "cna@python.org", "description": [{"lang": "en", "value": "CWE-1333"}]}], "descriptions": [{"lang": "en", "value": "The html.parser.HTMLParser class had worse-case quadratic complexity when processing certain crafted malformed inputs potentially leading to amplified denial-of-service."}], "lastModified": "2025-06-17T20:50:23.507", "sourceIdentifier": "cna@python.org"}