{"schema":"threatline.record/2","record":{"id":"CVE-2026-105331","aliases":[],"summary":"mk-oracle: Local privilege escalation via malicious Oracle Instant Client","details":"Local privilege escalation in Checkmk 2.5.0 before 2.5.0p10 allows a user with access to edit the Oracle Instant Client referenced by the agent plugin 'mk-oracle' to escalate their privileges if an agent has this plugin enabled.","categories":["Unclassified"],"product":"Checkmk","vendor":"Checkmk GmbH","ecosystem":null,"affected_ranges":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-105331","source_modified_at":"2026-10-09T03:55:47.530Z","fetched_at":"2026-10-23T18:48:36.087640Z","product":"Checkmk","vendor":"Checkmk GmbH","versions":[{"lessThan":"2.5.0p10","status":"affected","version":"2.5.0","versionType":"semver"}],"defaultStatus":"unaffected"}],"fixed_versions":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-105331","source_modified_at":"2026-10-09T03:55:47.530Z","fetched_at":"2026-10-23T18:48:36.087640Z","package":{"name":"Checkmk","ecosystem":null},"version":"2.5.0p10","basis":"first unaffected version stated in the CVE record"}],"cvss":5.2,"severity":"Medium","kev":{"listed":false},"epss":{"probability":0.00084,"percentile":0.0026,"score_date":"2026-10-23"},"published_at":"2026-10-08T14:19:41.627Z","modified_at":"2026-10-09T03:55:47.530Z","provenance":[{"source":"CVE List","url":"https://www.cve.org/CVERecord?id=CVE-2026-105331","fetched_at":"2026-10-23T18:48:36.087640Z","source_modified_at":"2026-10-09T03:55:47.530Z"},{"source":"EPSS","url":"https://api.first.org/data/v1/epss?cve=CVE-2026-105331","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2026-10-23"}],"sources":["CVE List","EPSS"],"references":[{"source":"CVE List","url":"https://checkmk.com/werk/22619","tags":["vendor-advisory"]}],"locations":[],"motoko_assessment":{"status":"requires_architecture_review","automatic_remediation":false},"cve_state":"PUBLISHED","cvss_source":"CVE List","ssvc":{"exploitation":"none","automatable":"no","technical_impact":"total","assessed_at":"2026-10-08T00:00:00+00:00"},"classification":{"method":"product-first software-layer rules","rules_version":"2.1","matched_on":null,"confidence":"unknown","reviewed":false},"change_timestamp":"2026-10-09T03:55:47.530Z","content_hash":"b96a15b0a2e489e576039b1227e5b1d62032f1b2d4452ec7e8238daab0dbcf9d"}}