{"data":{"id":"07a39f0f-4d61-4c0a-8a90-325934b3ebc3","title":"CVE-2026-24307: Improper validation of specified type of input in M365 Copilot allows an unauthorized attacker to disclose information o","summary":"CVE-2026-24307 is a vulnerability in Microsoft 365 Copilot where improper validation of input (failure to check that data matches what the system expects) allows an attacker to access and disclose information over a network without authorization. The vulnerability has a CVSS score of 4.0 (a moderate severity rating on a 0-10 scale).","solution":"N/A -- no mitigation discussed in source.","labels":["security"],"sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-24307","publishedAt":"2026-01-22T23:15:59.003Z","cveId":"CVE-2026-24307","cweIds":["CWE-1287"],"cvssScore":"9.3","cvssSeverity":"critical","severity":"critical","attackType":["data_extraction"],"issueType":"vulnerability","affectedPackages":null,"affectedVendors":["Microsoft"],"affectedVendorsRaw":["Microsoft 365 Copilot","M365 Copilot"],"classifierModel":"claude-haiku-4-5-20251001","classifierPromptVersion":"v3","cvssVector":null,"attackVector":null,"attackComplexity":null,"privilegesRequired":null,"userInteraction":null,"exploitMaturity":"unknown","epssScore":0.0015,"patchAvailable":null,"disclosureDate":null,"capecIds":null,"crossRefCount":0,"attackSophistication":"moderate","impactType":["confidentiality"],"aiComponentTargeted":"api","llmSpecific":true,"classifierConfidence":0.85,"researchCategory":null,"atlasIds":null}}