You can clear cache to be sure as nicola mentioned and check the source code of your site inside your head tag. The malicious code was injected near the line that reads "", and it looked like the code mentioned at the beginning of this article.

The auto update was set on automatic mode by the WP.org security team to help mitigate the effects of the vulnerability. The version that WP.org is auto-updating to fixes the issue and changes the name of the setting where the malicious code was stored, so if your site got infected, the update should clear it.