The comedian said "none" of her questions to her former co-host about Piers Morgan and Meghan Markle came from CBS executives.
The broadcaster spoke with "Extra" host Billy Bush about the messages he'd received "on behalf of several members of the royal family."
"I am a strong person, but I am not made of steel," the "Good Morning Britain" host said weeks after he engaged in an on-air debate with Piers Morgan.
Osbourne shouted at her "The Talk" co-host during a discussion about Piers Morgan and Meghan Markle.
"The Talk" co-host says in the old clip that the Duchess of Sussex "doesn't look Black."
“We are committed to a diverse, inclusive and respectful workplace," CBS said in a statement that could spell trouble for the host.
"The Talk" co-host vowed to "do better" after previously arguing that Morgan's dislike of Meghan Markle wasn't rooted in racism.
On "The Talk," Osbourne demanded her co-host Sheryl Underwood "educate" her on why Morgan's views could be rooted in racism.
"I didn't want him to quit, but I did want him to listen," he said days after he called out Morgan's treatment of Meghan Markle, prompting him to storm off the set.
"He is, without doubt, an outspoken, challenging, opinionated, disruptive broadcaster," the presenter said. "He has many critics and he has many fans."