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Starbucks · disclosed reports

Insecure Direct Object Reference

8 disclosed reports · $0 paid · 7 valid · 1 N/A

Every dot is a report; the named ones are the most upvoted. Bright dots were paid a bounty. A report opens its page here: our analysis where there is one, and the link to HackerOne. The status is HackerOne's own outcome; "access needed" is only what a title states.

Open Starbucks on HackerOne
reports
8
valid
7
paid a bounty
0

Every one of the 8 is a mark on the map. Named now: 1 to 8, most upvoted first.

  1. Singapore - Account Takeover via IDOR#876300Starbucks · 260 votesValid
  2. China - IDOR on Reservation Staging/Non Production Site - https://reservation.stg.starbucks.com.cn#715054Starbucks · 45 votesValid
  3. Able to purchase a gift card with any amount#316789Starbucks · 41 votesValid
  4. Thailand - Insecure Direct Object Reference permits an unauthorized user to transfer funds from a victim using only the victims Starbucks card#766437Starbucks · 36 votesValid
  5. Thailand - IDOR on www.starbuckscardth.in.th: A logged in user could view any Thailand Starbucks card balance if they knew that Starbucks card number#858662Starbucks · 28 votesValid
  6. Singapore - IDOR in campaign.starbucks.com.sg#783332Starbucks · 20 votesValid
  7. India - An Insecure Direct Object Reference (IDOR) allowed unauthorized access to view card index number and monetary balance#701160Starbucks · 14 votesValid
  8. Able to bypass information requirements before launching a Chat.#450882Starbucks · 6 votesN/A

paid a bounty

Zoom in on the map and the dots under the middle of it are named where they are.

Data as of 2026-11-15. CVE List through 2026-11-15 · EPSS of 2026-11-14 · CISA KEV checked 2026-11-15. Sources: the CVE List, CISA KEV, EPSS, NVD, nuclei templates and public bug bounty data.