CVE-2026-8594

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{"affected": [{"affectedData": [{"collectionURL": "https://cpan.org/modules", "defaultStatus": "unaffected", "packageName": "Unicode-LineBreak", "product": "Text::LineFold", "programFiles": ["lib/Text/LineFold.pm"], "programRoutines": [{"name": "Text::LineFold::fold"}], "repo": "https://github.com/hatukanezumi/Unicode-LineBreak/", "vendor": "NEZUMI", "versions": [{"lessThanOrEqual": "2019.001", "status": "affected", "version": "0", "versionType": "custom"}]}], "source": "9b29abf9-4ab0-4765-b253-1875cd9b441e"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Text::LineFold versions through 2019.001 for Perl duplicate the output based on the number of special break characters.\n\nText::LineFold splits the input string by specific line break characters (such as VT, FF and others) into segments, but applies the break function to the entire string, not just the segment.\n\nA side effect of this is that the full input can be duplicated for each segment. Besides being incorrect, this can lead to unexpected resource consumption and possible denial of service.\n\nNote that Text::LineFold is part of the Unicode-LineBreak distribution, which may have a higher version number than the module."}, {"lang": "es", "value": "Las versiones de Text::LineFold hasta la 2019.001 para Perl duplican la salida bas\u00e1ndose en el n\u00famero de caracteres de salto especiales.\n\nText::LineFold divide la cadena de entrada por caracteres de salto de l\u00ednea espec\u00edficos (como VT, FF y otros) en segmentos, pero aplica la funci\u00f3n de salto a la cadena completa, no solo al segmento.\n\nUn efecto secundario de esto es que la entrada completa puede duplicarse para cada segmento. Adem\u00e1s de ser incorrecto, esto puede llevar a un consumo inesperado de recursos y una posible denegaci\u00f3n de servicio.\n\nTenga en cuenta que Text::LineFold forma parte de la distribuci\u00f3n Unicode-LineBreak, la cual puede tener un n\u00famero de versi\u00f3n superior al del m\u00f3dulo."}], "id": "CVE-2026-8594", "lastModified": "2026-07-22T07:10:00.107", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 6.2, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 2.5, "impactScore": 3.6, "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-8594", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2026-06-01T15:06:26.879298Z", "version": "2.0.3"}}]}, "published": "2026-05-30T16:17:05.067", "references": [{"source": "9b29abf9-4ab0-4765-b253-1875cd9b441e", "url": "https://github.com/hatukanezumi/Unicode-LineBreak/pull/6"}, {"source": "9b29abf9-4ab0-4765-b253-1875cd9b441e", "url": "https://metacpan.org/release/NEZUMI/Unicode-LineBreak-2019.001/source/lib/Text/LineFold.pm#L407-415"}, {"source": "9b29abf9-4ab0-4765-b253-1875cd9b441e", "url": "https://security.metacpan.org/patches/U/Unicode-LineBreak/2019.001/CVE-2026-8594-r1.patch"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.openwall.com/lists/oss-security/2026/05/30/6"}], "sourceIdentifier": "9b29abf9-4ab0-4765-b253-1875cd9b441e", "vulnStatus": "Deferred", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-405"}, {"lang": "en", "value": "CWE-407"}], "source": "9b29abf9-4ab0-4765-b253-1875cd9b441e", "type": "Secondary"}]}

{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "[0,2019.001]"}}], "enrichment": {"confidence": 100.0, "confidence_source": "cna", "scores": [{"score": 100.0, "source": "cna"}]}, "original": {"product": "Text::LineFold", "source": "cna", "vendor": "NEZUMI"}, "product": "text::linefold", "vendor": "nezumi"}], "created": "2026-05-30T17:30:28.001331+00:00", "updated": "2026-06-01T19:00:14.973055+00:00", "vendors": ["nezumi", "nezumi$PRODUCT$text::linefold"]}