It is known as a "zero-day" vulnerability because, effectively, it has been there since the product was launched - day zero - and not even its developer had spotted it.

该漏洞被称为“零日”漏洞，因为这一漏洞自从产品推出以来就一直存在——从第“零天”开始就存在，甚至连开发人员都没有发现过。

youdao

The risk is a connecting unity of natural and social attribute of disaster, and it is the product expression of hazard and vulnerability.

风险性是灾害自然属性和社会经济属性的结合统一体，表达为危险性和易损性的乘积。

youdao

"The Federal Reserve system is aware that information was obtained by exploiting a temporary vulnerability in a website vendor product, " a Fed spokeswoman said.

BBC: Federal Reserve

Japanese consumers are said (by politicians and bureaucrats, that is) to be either indifferent to how such protection reduces choice and raises prices, or to support protectionism because they fear contaminated and disease-bearing foreign products, and the vulnerability of Japan to blockages of agricultural product imports.

FORBES: WTO Critique Of Japanese Agriculture