I'm divulging a secret here.

Meaning

Highlights that the information is sensitive and undisclosed.

Examples

• John: Did you hear about Sarah's promotion?
• Alice: <b>I'm divulging a secret here</b>, but she's also considering a job offer from another company.
• John: Wow, that's big news! Is it a better opportunity?
• Alice: I can't say much more. Remember, <b>I'm divulging a secret here</b>.