Nixon, 51, starred in the HBO television series from 1998 to 2004 about four women in New York City, playing the part of attorney Miranda Hobbes.
"If and when such a decision is made, Cynthia will be sure to make her plans public", she added", according to The New York Times.
The New York Times reported Tuesday that Cuomo brushed off the possible challenge from Nixon in September's Democratic primary, saying, "You can't let these things bother you".
Mr. Cuomo was first elected governor in 2010 and is running for a third term.
That said, she is constantly talking about political affairs and has openly opposed NY state's current governor Andrew Cuomo on many of his political stances.
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Qualcomm went on to challenge an assertion that wasn't exactly what Broadcom had asserted. Broadcom , which is attempting to get six independent directors elected.
Actress Cynthia Nixon speaks during the "People's State of the Union" event on January 29. "Otherwise you won't last long".
Nixon, in an interview past year on NBC's "Today" show, blamed Cuomo for what she called the widening gap between the richest and poorest schools.
Liberal activists who have been critical of Cuomo on education and other issues think an insurgent with greater name recognition could provide a stronger challenge, even though polls say Cuomo is still popular among Democratic voters statewide.
During her appearance on The View a year ago, she accused the Governor - who is seeking a third term in office - of "shortchanging the children of NY".
He also downplayed questions about Nixon using consultants tied to de Blasio, his frequent political foe. She has two kids with former partner Danny Mozes and one with current wife Christine Marinoni, who works in the de Blasio administration.
But a spokeswoman would only say Nixon, who has been active in NY politics for years, continues to explore the possibility.
Former Hudson Valley state Sen.