{"ok":true,"entity":{"id":"zero-day-vulnerability","name":"Zero-day vulnerability","entityType":"concept","officialName":"Zero-day vulnerability","canonicalName":"Zero-day vulnerability","displayName":"Zero-day vulnerability","category":"脆弱性の概念（ゼロデイ）","shortDescription":"ゼロデイ脆弱性は、NIST CSRC用語集で、これまで知られていなかったハードウェア、ファームウェア、ソフトウェアの脆弱性を悪用する攻撃（zero-day attack）として定義される概念です。Google Threat Intelligence Groupは2025年に実環境で悪用されたゼロデイを90件追跡したと2026年3月に述べています。","primaryCluster":"threat-intel-incident-response","parentEntity":null,"verificationStatus":"draft","website":"https://csrc.nist.gov/glossary/term/zero_day_attack","updatedAt":"2026-10-27T01:18:14.081Z","secondaryClusters":[],"alias":["ゼロデイ脆弱性","ゼロデイ攻撃"],"searchKeywords":["ゼロデイ","zero-day","ゼロデイ脆弱性","ゼロデイ攻撃","未知の脆弱性","悪用された脆弱性","KEV","Project Zero"]},"referenceIndex":["P-01-001","P-02-001","P-04-001","P-05-001","P-06-001"]}