Spotlight in Apple OS X before 10.10.2 does not enforce the Mail "Load remote content in messages" configuration, which allows remote attackers to discover recipient IP addresses by including an inline image in an HTML e-mail message and logging HTTP requests for this image's URL.
- http://www.theregister.co.uk/2015/01/10/spotlight_caught_spreading_your_delicates/
No PoCs found on GitHub currently.