{"data":{"id":"d773e2c3-310a-4ca2-be55-5f2fbee69b2f","title":"CVE-2026-78501: Improper neutralization of special elements used in a command ('command injection') in Microsoft 365 Copilot's Business ","summary":"Microsoft 365 Copilot's Business Chat has a vulnerability where special characters are not properly filtered before being used in commands, allowing attackers to inject malicious commands (command injection, where an attacker sneaks unauthorized instructions into a system by exploiting how it processes input). This could let unauthorized people access and steal sensitive information across the network.","solution":"N/A -- no mitigation discussed in source.","labels":["security"],"sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-78501","publishedAt":"2026-09-17T23:18:45.770Z","cveId":"CVE-2026-78501","cweIds":["CWE-77","CWE-923"],"cvssScore":"7.4","cvssSeverity":"high","severity":"high","attackType":["prompt_injection"],"issueType":"vulnerability","affectedPackages":null,"affectedVendors":["Microsoft"],"affectedVendorsRaw":["Microsoft 365 Copilot"],"classifierModel":"claude-haiku-4-5-20251001","classifierPromptVersion":"v3","cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:N/A:N","attackVector":"network","attackComplexity":"low","privilegesRequired":"none","userInteraction":"required","exploitMaturity":"unknown","epssScore":0,"patchAvailable":null,"disclosureDate":"2026-09-17T23:18:45.770Z","capecIds":["CAPEC-88"],"crossRefCount":0,"attackSophistication":"moderate","impactType":["confidentiality","integrity"],"aiComponentTargeted":"api","llmSpecific":true,"classifierConfidence":0.92,"researchCategory":null,"atlasIds":["AML.T0051"]}}