CNN CEO Chris Licht will leave his post after a little more than a year at the helm after losing the support of staff and enacting a series of chaotic editorial changes under the direction of parent company Warner Bros. Discovery.

David Zaslav, CEO of Warner Bros. Discovery, told staffers Wednesday of the decision during CNN’s regular editorial call, according to three people familiar with the matter. These people said Zaslav and his team informed Licht as early as Tuesday that he could no longer stay in the role, which he assumed in May of last year. Licht was the subject of a disastrous profile in The Atlantic last week that depicted him as being aloof from staff, thin skinned in regards to press coverage, and annoyed by comparisons to his predecessor, Jeff Zucker.

In his place, a team of three executives will run CNN’s editorial operations for an interim period: Amy Entelis,...