Zero-Day Vulnerability ثغرة يوم الصفر
Definition
A zero-day vulnerability is a hole in software that has just been found and has no fix yet, so everyone using that part is exposed until one arrives.
Last updated Aug 2026
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ثغرة يوم الصفر عيب في برنامج اكتُشف للتو ولا إصلاح له بعد، فيبقى كل من يستخدم تلك القطعة مكشوفًا حتى يصل الإصلاح.
A zero-day vulnerability is a hole in software that has just been found and has no fix yet, so everyone using that part is exposed until one arrives.