Every baal mochlokes claims to be standing up for truth and higher principles. As the Chazon Ish said said “It’s an aveira to lie but saying the truth isn’t always a Mitzva.” (i.e. Sometimes you should just keep quiet)
Whether she is right or wrong about this issue is irrelevant. No group would or should keep someone who is constantly picking public fights with other members of the group in a leadership position.