CVE-2026-29905

{"id": "CVE-2026-29905", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Secondary", "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 6.5, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 2.8}]}, "published": "2026-03-26T17:16:34.660", "references": [{"url": "https://drive.google.com/file/d/1MwvvSYIwnC8kOIzjycGMQZw4d2K2ef8h/view?usp=sharing", "source": "cve@mitre.org"}, {"url": "https://github.com/Stalin-143/CVE-2026-29905", "source": "cve@mitre.org"}, {"url": "https://github.com/getkirby/kirby/releases/tag/5.2.0-rc.1", "source": "cve@mitre.org"}], "vulnStatus": "Awaiting Analysis", "weaknesses": [{"type": "Secondary", "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "description": [{"lang": "en", "value": "CWE-20"}, {"lang": "en", "value": "CWE-252"}]}], "descriptions": [{"lang": "en", "value": "Kirby CMS through 5.1.4 allows an authenticated user with 'Editor' permissions to cause a persistent Denial of Service (DoS) via a malformed image upload. The application fails to properly validate the return value of the PHP getimagesize() function. When the system attempts to process this file for metadata or thumbnail generation, it triggers a fatal TypeError."}, {"lang": "es", "value": "Kirby CMS hasta 5.1.4 permite a un usuario autenticado con permisos de 'Editor' causar una denegaci\u00f3n de servicio (DoS) persistente mediante la carga de una imagen malformada. La aplicaci\u00f3n no valida correctamente el valor de retorno de la funci\u00f3n PHP getimagesize(). Cuando el sistema intenta procesar este archivo para la generaci\u00f3n de metadatos o miniaturas, desencadena un TypeError fatal."}], "lastModified": "2026-03-30T13:26:50.827", "sourceIdentifier": "cve@mitre.org"}