{"identifier":"CVE-2026-21515","cve":{"id":"CVE-2026-21515","description":"Exposure of sensitive information to an unauthorized actor in Azure IOT Central allows an authorized attacker to elevate privileges over a network.","published":"2026-04-24T13:16:03.610000+00:00","modified":"2026-10-26T21:10:00.170000+00:00","status":"Analyzed","score":9.9,"severity":"CRITICAL","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H","cvss_version":"3.1","affected":[{"criteria":"cpe:2.3:a:microsoft:azure_iot_central:-:*:*:*:*:*:*:*","versionStartIncluding":"","versionStartExcluding":"","versionEndIncluding":"","versionEndExcluding":""}],"weaknesses":["CWE-200"],"references":[{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-21515","source":"secure@microsoft.com","tags":["Vendor Advisory"]}],"kev":null,"kev_checked":true,"metrics":{"cvssMetricV31":[{"source":"secure@microsoft.com","type":"Secondary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H","baseScore":9.9,"baseSeverity":"CRITICAL","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"CHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH"},"exploitabilityScore":3.1,"impactScore":6.0}],"ssvcV203":[{"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","ssvcData":{"timestamp":"2026-04-27T00:00:00+00:00","id":"CVE-2026-21515","options":[{"exploitation":"none"},{"automatable":"no"},{"technicalImpact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}]},"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:microsoft:azure_iot_central:-:*:*:*:*:*:*:*","matchCriteriaId":"D625FE00-39AD-402B-B371-F479F7236AF2"}]}]}],"source":"nvd","retrieved_at":"2026-10-28T10:19:37.808327+00:00","exploited":false,"kev_stale":false,"products":["microsoft / azure iot central"],"priority":{"label":"Critical technical severity","reasons":["CVSS is at least 9.0; exploitation is not established by severity alone."]},"epss":{"probability":0.00701,"percentile":0.53115,"date":"2026-10-29","stale":false},"version_assessment":null},"news":[],"campaigns":[],"domains":[{"domain":"msrc.microsoft.com","source_url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-21515","investigate_url":"https://investigate.aeglixmind.com/#msrc.microsoft.com"}],"arsenal_url":"https://arsenal.aeglixmind.com/?cve=CVE-2026-21515","catalog_url":"https://cves.aeglixmind.com/cve/CVE-2026-21515","research_url":"https://investigate.aeglixmind.com/research/cve/CVE-2026-21515","coverage":{"news_candidates_checked":0,"campaign_candidates_checked":0,"bounded":false,"notice":"Exact CVE mentions in stored public excerpts and reviewed campaign content only. A mention is not proof of exploitation, attribution or tool suitability. Missing matches do not establish absence."}}