{"schema":"threatline.record/2","record":{"id":"CVE-2026-86907","aliases":[],"summary":"An authorization issue was addressed with improved entitlement checks. This issue is fixed in macOS Sequoia 15.8, macOS Tahoe 26.7. An app with admin privileges may be able to modify the System Keycha","details":"An authorization issue was addressed with improved entitlement checks. This issue is fixed in macOS Sequoia 15.8, macOS Tahoe 26.7. An app with admin privileges may be able to modify the System Keychain.","categories":["Operating systems"],"product":"macOS","vendor":"Apple","ecosystem":null,"affected_ranges":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-86907","source_modified_at":"2026-10-20T14:52:37.948Z","fetched_at":"2026-10-23T18:45:31.882637Z","product":"macOS","vendor":"Apple","versions":[{"version":"0","status":"affected","lessThan":"15.8","versionType":"custom"},{"version":"0","status":"affected","lessThan":"26.7","versionType":"custom"}],"defaultStatus":null}],"fixed_versions":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-86907","source_modified_at":"2026-10-20T14:52:37.948Z","fetched_at":"2026-10-23T18:45:31.882637Z","package":{"name":"macOS","ecosystem":null},"version":"15.8","basis":"first unaffected version stated in the CVE record"},{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-86907","source_modified_at":"2026-10-20T14:52:37.948Z","fetched_at":"2026-10-23T18:45:31.882637Z","package":{"name":"macOS","ecosystem":null},"version":"26.7","basis":"first unaffected version stated in the CVE record"}],"cvss":4.4,"severity":"Medium","kev":{"listed":false},"epss":{"probability":0.00105,"percentile":0.01015,"score_date":"2026-10-23"},"published_at":"2026-10-20T00:50:48.689Z","modified_at":"2026-10-20T14:52:37.948Z","provenance":[{"source":"CVE List","url":"https://www.cve.org/CVERecord?id=CVE-2026-86907","fetched_at":"2026-10-23T18:45:31.882637Z","source_modified_at":"2026-10-20T14:52:37.948Z"},{"source":"EPSS","url":"https://api.first.org/data/v1/epss?cve=CVE-2026-86907","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2026-10-23"}],"sources":["CVE List","EPSS"],"references":[{"source":"CVE List","url":"https://support.apple.com/en-us/149042"},{"source":"CVE List","url":"https://support.apple.com/en-us/149043"}],"locations":[],"motoko_assessment":{"status":"requires_architecture_review","automatic_remediation":false},"cve_state":"PUBLISHED","cvss_source":"CISA ADP","ssvc":{"exploitation":"none","automatable":"no","technical_impact":"partial","assessed_at":"2026-10-20T14:52:34.585332Z"},"classification":{"method":"product-first software-layer rules","rules_version":"2.1","matched_on":"product","confidence":"heuristic","reviewed":false},"change_timestamp":"2026-10-20T14:52:37.948Z","content_hash":"a2e7ef58290d9d143600eb2a85ca7da5a0ae13ccf966a57176f41a354de28fab"}}