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": "Deferred", "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."}, {"lang": "es", "value": "Al plegar un comentario largo en una cabecera de correo electr\u00f3nico que contiene exclusivamente caracteres no plegables, el par\u00e9ntesis no se conservar\u00eda. Esto podr\u00eda usarse para inyectar cabeceras en mensajes de correo electr\u00f3nico donde las direcciones son controladas por el usuario y no est\u00e1n saneadas."}], "lastModified": "2026-04-15T00:35:42.020", "sourceIdentifier": "cna@python.org"}