# Frontier Airlines site leaks all personal info with just a glance at a boarding pass, researcher claims — booking number and last name nets you every passenger's personal info, including address, pass

> Bob is a hacker. Just over three months ago, they found serious vulnerabilities in Frontier Airlines' API and website that would let anyone with a boarding pass code for a flight retrieve every passenger's personal…

- **Source:** [Tom's Hardware](https://www.tomshardware.com/tech-industry/cyber-security/frontier-airlines-site-leaks-all-personal-info-with-just-a-glance-at-a-boarding-pass-researcher-claims-booking-number-and-last-name-nets-you-every-passengers-personal-info-including-address-passport-tsa-precheck-and-most-credit-card-info?utm_source=gearopen.com&utm_medium=referral&utm_campaign=feed&utm_content=6a3440f8fe5465cf0f0bdcb5)
- **Published:** 2026-06-18
- **Category:** Phones
- **Tags:** #pass #info #personal #boarding #address #airlines #frontier #including
- **Canonical:** http://localhost:4321/a/6a3440f8fe5465cf0f0bdcb5

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_GearOpen's distilled summary. The full original article is published at Tom's Hardware (source link above); GearOpen does not republish the source's full text._