CVE-2026-26147

{"id": "CVE-2026-26147", "cveTags": [{"tags": ["exclusively-hosted-service"], "sourceIdentifier": "secure@microsoft.com"}], "metrics": {"cvssMetricV31": [{"type": "Primary", "source": "secure@microsoft.com", "cvssData": {"scope": "CHANGED", "version": "3.1", "baseScore": 7.7, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}, "impactScore": 4.0, "exploitabilityScore": 3.1}]}, "published": "2026-05-22T23:16:41.927", "references": [{"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-26147", "tags": ["Vendor Advisory"], "source": "secure@microsoft.com"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "secure@microsoft.com", "description": [{"lang": "en", "value": "CWE-20"}]}], "descriptions": [{"lang": "en", "value": "Improper input validation in Azure Compute Gallery allows an authorized attacker to disclose information over a network."}], "lastModified": "2026-05-27T18:34:14.250", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:microsoft:azure_stack_hci:-:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "1CF31A34-9492-498F-8A78-F233C0075CB2"}], "operator": "OR"}]}], "sourceIdentifier": "secure@microsoft.com"}