CVE-2026-4342

{"id": "CVE-2026-4342", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Secondary", "source": "jordan@liggitt.net", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 8.8, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 2.8}]}, "published": "2026-03-19T22:16:43.143", "references": [{"url": "https://github.com/kubernetes/kubernetes/issues/137893", "source": "jordan@liggitt.net"}, {"url": "http://www.openwall.com/lists/oss-security/2026/03/19/9", "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Awaiting Analysis", "weaknesses": [{"type": "Secondary", "source": "jordan@liggitt.net", "description": [{"lang": "en", "value": "CWE-20"}]}], "descriptions": [{"lang": "en", "value": "A security issue was discovered in ingress-nginx where a combination of Ingress annotations can be used to inject configuration into nginx. This can lead to arbitrary code execution in the context of the ingress-nginx controller, and disclosure of Secrets accessible to the controller. (Note that in the default installation, the controller can access all Secrets cluster-wide.)"}, {"lang": "es", "value": "Se descubri\u00f3 un problema de seguridad en ingress-nginx donde una combinaci\u00f3n de anotaciones de Ingress puede utilizarse para inyectar configuraci\u00f3n en nginx. Esto puede conducir a la ejecuci\u00f3n de c\u00f3digo arbitrario en el contexto del controlador ingress-nginx, y a la divulgaci\u00f3n de Secrets accesibles para el controlador. (Tenga en cuenta que en la instalaci\u00f3n predeterminada, el controlador puede acceder a todos los Secrets a nivel de cl\u00faster.)"}], "lastModified": "2026-03-20T13:37:50.737", "sourceIdentifier": "jordan@liggitt.net"}