CVE-2026-26136

{"id": "CVE-2026-26136", "cveTags": [{"tags": ["exclusively-hosted-service"], "sourceIdentifier": "secure@microsoft.com"}], "metrics": {"cvssMetricV31": [{"type": "Primary", "source": "secure@microsoft.com", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 6.5, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N", "integrityImpact": "NONE", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 3.6, "exploitabilityScore": 2.8}]}, "published": "2026-03-19T21:17:07.883", "references": [{"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-26136", "source": "secure@microsoft.com"}], "vulnStatus": "Awaiting Analysis", "weaknesses": [{"type": "Primary", "source": "secure@microsoft.com", "description": [{"lang": "en", "value": "CWE-77"}]}], "descriptions": [{"lang": "en", "value": "Improper neutralization of special elements used in a command ('command injection') in Microsoft Copilot allows an unauthorized attacker to disclose information over a network."}, {"lang": "es", "value": "Neutralizaci\u00f3n incorrecta de elementos especiales utilizados en un comando ('inyecci\u00f3n de comandos') en Microsoft Copilot permite a un atacante no autorizado divulgar informaci\u00f3n a trav\u00e9s de una red."}], "lastModified": "2026-03-20T13:39:46.493", "sourceIdentifier": "secure@microsoft.com"}