{"schema":"threatline.record/2","record":{"id":"CVE-2026-87862","aliases":[],"summary":"HSTS cache import drops longer-lived child","details":"Importing a `includeSubDomains` parent HSTS entry before a longer-lived child\nentry, silently drops the child. Consequently, when the parent expires, the\nchild's valid HSTS policy is lost, causing curl to issue unencrypted HTTP\nrequests rather than upgrading to HTTPS.","categories":["Libraries & packages"],"product":"curl","vendor":"curl","ecosystem":null,"affected_ranges":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-87862","source_modified_at":"2026-10-20T20:10:37.039Z","fetched_at":"2026-10-23T18:45:31.882637Z","product":"curl","vendor":"curl","versions":[{"version":"8.22.0","status":"affected","lessThanOrEqual":"8.22.0","versionType":"semver"},{"version":"8.21.0","status":"affected","lessThanOrEqual":"8.21.0","versionType":"semver"},{"version":"8.20.0","status":"affected","lessThanOrEqual":"8.20.0","versionType":"semver"},{"version":"8.19.0","status":"affected","lessThanOrEqual":"8.19.0","versionType":"semver"},{"version":"8.18.0","status":"affected","lessThanOrEqual":"8.18.0","versionType":"semver"},{"version":"8.17.0","status":"affected","lessThanOrEqual":"8.17.0","versionType":"semver"},{"version":"8.16.0","status":"affected","lessThanOrEqual":"8.16.0","versionType":"semver"},{"version":"8.15.0","status":"affected","lessThanOrEqual":"8.15.0","versionType":"semver"},{"version":"8.14.1","status":"affected","lessThanOrEqual":"8.14.1","versionType":"semver"},{"version":"8.14.0","status":"affected","lessThanOrEqual":"8.14.0","versionType":"semver"},{"version":"8.13.0","status":"affected","lessThanOrEqual":"8.13.0","versionType":"semver"},{"version":"8.12.1","status":"affected","lessThanOrEqual":"8.12.1","versionType":"semver"},{"version":"8.12.0","status":"affected","lessThanOrEqual":"8.12.0","versionType":"semver"},{"version":"8.11.1","status":"affected","lessThanOrEqual":"8.11.1","versionType":"semver"},{"version":"8.11.0","status":"affected","lessThanOrEqual":"8.11.0","versionType":"semver"}],"defaultStatus":"unaffected"}],"fixed_versions":[],"cvss":null,"severity":null,"kev":{"listed":false},"epss":{"probability":0.00291,"percentile":0.20513,"score_date":"2026-10-23"},"published_at":"2026-10-20T20:10:37.039Z","modified_at":"2026-10-20T20:10:37.039Z","provenance":[{"source":"CVE List","url":"https://www.cve.org/CVERecord?id=CVE-2026-87862","fetched_at":"2026-10-23T18:45:31.882637Z","source_modified_at":"2026-10-20T20:10:37.039Z"},{"source":"EPSS","url":"https://api.first.org/data/v1/epss?cve=CVE-2026-87862","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2026-10-23"}],"sources":["CVE List","EPSS"],"references":[{"source":"CVE List","url":"https://curl.se/docs/CVE-2026-87862.json"},{"source":"CVE List","url":"https://curl.se/docs/CVE-2026-87862.html"},{"source":"CVE List","url":"https://hackerone.com/reports/3972357"}],"locations":[],"motoko_assessment":{"status":"requires_architecture_review","automatic_remediation":false},"cve_state":"PUBLISHED","classification":{"method":"product-first software-layer rules","rules_version":"2.1","matched_on":"product","confidence":"heuristic","reviewed":false},"change_timestamp":"2026-10-20T20:10:37.039Z","content_hash":"7e30c8838cfe8b4d3eb8ccee01fc8eb2960fc917577674f5c493d216e15adbcf"}}