Zero-Day Exploit
N/A
零日漏洞利用
Zero-Day Exploit · N/A · 零日漏洞利用 · ZEER-oh day EK-sployt · 0-day exploit · zero day attack · Cybersecurity · exploit · vulnerability · threatsCybersecurity0-day exploit zero day attack/ZEER-oh day EK-sployt/
Also known as: 0-day exploit, zero day attack
Last updated August 9, 2026
Definition
A zero-day exploit is an attack that uses a vulnerability before the vendor has issued a fix — defenders have “zero days” of warning.
Real-World Example
Nation-state spyware delivered through a never-before-seen browser bug is typically a zero-day exploit chain.
References
Related terms
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