Synonyms of the word

vulnerability

• n. (uncountable) Susceptibility to attack or injury; the state or condition of being weak or poorly defended.
• n. (countable) a specific weakness in the protections or defences surrounding someone or something.
• n. (computing) a weakness which allows an attacker to reduce a system's security.

danger

• n. (obsolete) Ability to harm; someone's dominion or power to harm or penalise. See In one's danger, below.
• n. (obsolete) Liability.
• n. (obsolete) Difficulty; sparingness.
• n. (obsolete) Coyness; disdainful behavior.
• n. (obsolete) A place where one is in the hands of the enemy.
• n. Exposure to liable harm.
• n. An instance or cause of liable harm.
• n. Mischief.
• n. (mainly outside US, rail transport) The stop indication of a signal. (usually used in the phrase "at danger").
• v. (obsolete) To claim liability.
• v. (obsolete) To imperil; to endanger.
• v. (obsolete) To run the risk.

exposure

• n. (uncountable) The condition of being exposed, uncovered, or unprotected.
• n. (countable, uncountable) That part which is facing or exposed to something, e.g. the sun, weather, sky,…
• n. (uncountable) Lack of protection from weather or the elements.
• n. (photography) An instance of taking a photograph.
• n. (photography) The piece of film exposed to light.
• n. (photography) Details of the time and f-number used.
• n. (horticulture) The amount of sun, wind etc. experienced by a particular site.

weakness

• n. (uncountable) The condition of being weak.
• n. (countable) An inadequate quality; fault.
• n. (countable) A special fondness or desire.