Ramesh Chennithala is a former Leader of Opposition in the Kerala assembly.
The LDF is using the government machinery for its election campaign, he alleged.
CPM has alleged protocol violation as local MLA Kadannappalli Ramachandran was not present at the event.
Not interested to trigger a controversy, will continue to support the party, declared the leader.
CPM leader AK Balan said for the LDF to win Puthuppally would be one of the wonders of the world.
Chennithala was visibly upset on Sunday when media sought his reaction after the new list of CWC members was announced.
All eyes were on Chennithala's entry as CWC member following the demise of Oommen Chandy.
It is absurd to think Kuzhalnadan can be silenced because he criticises the government, Chennithala said.
There would be no one who runs political parties in the entire world with better integrity, he said.
Vidya is facing charges of furnishing a fake teaching experience certificate to secure a guest faculty post in a government college.