{"metadata": {"vulnerability": "CVE-2026-18893", "count": 11, "kinds": {"milestone": 4, "sighting": 2, "kev": 0, "other": 5}}, "data": [{"timestamp": "2026-08-04T19:50:01.095Z", "date_only": false, "value": "2026-08-04T19:50:01.095Z", "kind": "milestone", "label": "Reserved", "source": "cvelistv5", "record": "CVE-2026-18893", "field": "cveMetadata.dateReserved"}, {"timestamp": "2026-11-08T18:08:16.406Z", "date_only": false, "value": "2026-11-08T18:08:16.406Z", "kind": "milestone", "label": "Published", "source": "cvelistv5", "record": "CVE-2026-18893", "field": "cveMetadata.datePublished", "metric_role": "disclosure", "metric_basis": "recorded_event"}, {"timestamp": "2026-11-08T18:08:42.430Z", "date_only": false, "value": "2026-11-08T18:08:42.430Z", "kind": "other", "label": "Updated", "source": "cvelistv5", "record": "CVE-2026-18893", "field": "cveMetadata.dateUpdated"}, {"timestamp": "2026-11-08T18:08:42.430Z", "date_only": false, "value": "2026-11-08T18:08:42.430Z", "kind": "other", "label": "Updated", "source": "cvelistv5 / ibm", "record": "CVE-2026-18893", "field": "containers.cna.providerMetadata.dateUpdated"}, {"timestamp": "2026-11-08T18:21:22.223Z", "date_only": false, "value": "2026-11-08T18:21:22.223886Z", "kind": "sighting", "label": "Seen", "source": "https://infosec.exchange/users/cve/statuses/117582206180582857", "record": "CVE-2026-18893", "field": "creation_timestamp", "uuid": "53f14b55-c315-440e-845a-1d9fd1e30d69", "content": "CVE-2026-18893 CockroachDB PostgreSQL for IBM VPC is affected by multiple vulnerabilities IBM CockroachDB PostgreSQL for IBM VPC 26.2.0 through 26.2.3, 25.4.0 through 25.4.12, and 25.2.0 through 25.2.20 is vulnerable to privilege escalation via user-defined function.\nhttps://www.cve.org/CVERecord?id=CVE-2026-18893https://www.ibm.com/support/pages/node/7293292#ibm #IBM #CockroachDBPostgreSQLforIBMVPC#CVE_2026_18893#bot", "url": "https://infosec.exchange/users/cve/statuses/117582206180582857"}, {"timestamp": "2026-11-08T18:32:44.879Z", "date_only": false, "value": "2026-11-08T18:32:44.879899Z", "kind": "sighting", "label": "Seen", "source": "https://bsky.app/profile/suriq.io/post/3mzt2cphyw227", "record": "CVE-2026-18893", "field": "creation_timestamp", "uuid": "f3871d4f-077d-43a6-bb80-61ebc36ed889", "content": "CVE-2026-18893: IBM CockroachDB PostgreSQL for IBM VPC has a privilege escalation flaw via user-defined functions, rated CVSS 7.1. 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