You'll want to go to here to see if your model is one of the ones named in the recall. If so, you can enable a battery safety mode and get instructions on how to get your battery replaced by an authorized technician, since these batteries are not able to be replaced by consumers. According to the recall notice, affected models include HP ProBooks (64x G2 and G3 series, 65x G2 and G3 series), HPx360 310 G2, HP Envy m6, HP Pavilion x360, HP 11, HP ZBook (17 G3, 17 G4, and Studio G3) Mobile Workstations. In addition, batteries sold as replacement or accessories for the HP XBook Studio G4 mobile workstation are also named.
Update: HP has released a statement about the issue.
The quality and safety of all HP products is our top priority. We recently learned that batteries provided by one of our suppliers for certain notebook computers and mobile workstations present a potential safety concern. We are taking immediate action to address this issue including a voluntary recall and replacement of the batteries. This action pertains to 0.1 percent of the HP systems sold globally over the past two years.
Customers can visit HP's site to learn if their battery should be replaced. Impacted customers will have their batteries replaced free of charge and may continue safely using their device by placing the battery in Safety Mode and connecting to an external power source.