The phrase "vulnerable position" means being in a weak or defenseless state where you are more likely to be harmed or taken advantage of. Full definition
Both the mother and the newborn are in vulnerable position while giving birth, which could lead to serious health consequences in their future. (medicalmalpractice.ca)
So far, we're stuck in a very vulnerable position on this planet. (firstthings.com)
«Even though this change affected male and female scientists equally, the consequences of the transition have left women scientists in a more vulnerable position,» the report concludes. (sciencemag.org)