[ DB ] — Program directory · C
Customer.io vulnerability disclosure.
Plain answers on whether Customer.io pays, how much legal protection it gives researchers, and where to send a report.
What kind of security program does Customer.io run?
Customer.io runs a vulnerability disclosure program with no cash bounty, with partial safe harbor.
At a glance
- Pays bounties
- No
- Swag
- Not stated
- Hall of fame
- Not stated
- Safe harbor
- Partial
- Security contact
- ctf@customer.io
- security.txt
- Not stated
- PGP key
- Not stated
- Public disclosure
- Not stated
- Disclosure timeline
- Not stated
- Preferred languages
- Not stated
- Policy page
- Live at last check
Type: vulnerability disclosure program. Data from the disclose.io open database (CC0), snapshot November 2026. Policies change — always read Customer.io's own policy and scope before testing.
[ FAQ ] — Customer.io: questions researchers ask
Does Customer.io have a bug bounty program?
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Customer.io runs a vulnerability disclosure program: it accepts security reports but does not state that it pays cash rewards.
How do I report a vulnerability to Customer.io?
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Read Customer.io's published policy first and stay inside its scope. The listed security contact is ctf@customer.io. Include clear reproduction steps, impact and a proof of concept.
Does Customer.io offer safe harbor to security researchers?
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Partial safe harbor. Customer.io offers some legal protection for good-faith research, but not the complete set — read the exact wording before testing.
Is Customer.io's security policy still active?
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Its policy page was reachable when the disclose.io data was snapshotted (November 2026). Policies change, so always read the current version.
How do I write a report Customer.io will accept?
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Lead with impact, give exact steps to reproduce, attach a minimal proof of concept and suggest a fix. Our guide on writing reports triagers love walks through each part.
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