CVE-2025-11468

{"id": "CVE-2025-11468", "cveTags": [], "metrics": {"cvssMetricV40": [{"type": "Secondary", "source": "cna@python.org", "cvssData": {"Safety": "NOT_DEFINED", "version": "4.0", "Recovery": "NOT_DEFINED", "baseScore": 5.7, "Automatable": "NOT_DEFINED", "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "valueDensity": "NOT_DEFINED", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:P/PR:H/UI:P/VC:N/VI:H/VA:N/SC:N/SI:N/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": "PASSIVE", "attackComplexity": "LOW", "attackRequirements": "PRESENT", "privilegesRequired": "HIGH", "subIntegrityImpact": "NONE", "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": "2026-01-20T22:15:50.690", "references": [{"url": "https://github.com/python/cpython/commit/003b8315669b9f08b1010a49071f73f15f818094", "source": "cna@python.org"}, {"url": "https://github.com/python/cpython/commit/17d1490aa97bd6b98a42b1a9b324ead84e7fd8a2", "source": "cna@python.org"}, {"url": "https://github.com/python/cpython/commit/61614a5e5056e4f61ced65008d4576f3df34acb6", "source": "cna@python.org"}, {"url": "https://github.com/python/cpython/commit/a76e4cd62dd68e7cbe86e37e6ed988495a646b66", "source": "cna@python.org"}, {"url": "https://github.com/python/cpython/commit/e9970f077240c7c670e8a6fc6662f2b30d3b6ad0", "source": "cna@python.org"}, {"url": "https://github.com/python/cpython/commit/f738386838021c762efea6c9802c82de65e87796", "source": "cna@python.org"}, {"url": "https://github.com/python/cpython/issues/143935", "source": "cna@python.org"}, {"url": "https://github.com/python/cpython/pull/143936", "source": "cna@python.org"}, {"url": "https://mail.python.org/archives/list/security-announce@python.org/thread/FELSEOLBI2QR6YLG6Q7VYF7FWSGQTKLI/", "source": "cna@python.org"}], "vulnStatus": "Awaiting Analysis", "weaknesses": [{"type": "Secondary", "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "description": [{"lang": "en", "value": "CWE-93"}]}], "descriptions": [{"lang": "en", "value": "When folding a long comment in an email header containing exclusively unfoldable characters, the parenthesis would not be preserved. This could be used for injecting headers into email messages where addresses are user-controlled and not sanitized."}], "lastModified": "2026-03-03T15:16:13.803", "sourceIdentifier": "cna@python.org"}