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Starbucks · disclosed reports

Cross-site Scripting

27 disclosed reports · $0 paid · 27 valid

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
27
valid
27
paid a bounty
0

Every one of the 27 is a mark on the map. Named now: 1 to 26, most upvoted first.

  1. Reflected Cross site Scripting (XSS) on www.starbucks.com#438240Starbucks · 181 votesValid
  2. Cross-Site Scripting (XSS) on www.starbucks.com | .co.uk login pages#881115Starbucks · 78 votesValid
  3. Reflected cross-site scripting on multiple Starbucks assets.#629745Starbucks · 72 votesValid
  4. Reflected XSS in https://www.starbucks.co.jp/store/search/#496375Starbucks · 72 votesValid
  5. Singapore - Unrestricted File Upload Leads to XSS on campaign.starbucks.com.sg/api/upload#883151Starbucks · 61 votesValid
  6. WAF bypass via double encoded non standard ASCII chars permitted a reflected XSS on response page not found pages - (629745 bypass)#716761Starbucks · 58 votesValid
  7. Reflected XSS in https://www.starbucks.com/account/create/redeem/MCP131XSR via xtl_amount, xtl_coupon_code, xtl_amount_type parameters#531042Starbucks · 43 votesValid
  8. Stored XSS on www.starbucks.com.sg/careers/career-center/career-landing-*#507957Starbucks · 37 votesValid
  9. www.starbucks.co.uk Reflected XSS via utm_source parameter#140616Starbucks · 36 votesValid
  10. Persistent XSS in www.starbucks.com#188972Starbucks · 35 votesValid
  11. DOM XSS on app.starbucks.com via ReturnUrl#526265Starbucks · 27 votesValid
  12. XSS on https://www.starbucks.co.uk (can lead to credit card theft) (/shop/paymentmethod)#227486Starbucks · 27 votesValid
  13. [stagecafrstore.starbucks.com] CRLF Injection, XSS#192667Starbucks · 27 votesValid
  14. Reflected XSS by exploiting CSRF vulnerability on teavana.com wishlist comment module. (wishlist-comments)#177508Starbucks · 27 votesValid
  15. Stored XSS in comments on https://www.starbucks.co.uk/blog/*#218226Starbucks · 19 votesValid
  16. Open redirect / Reflected XSS payload in root that affects all your sites (store.starbucks.* / shop.starbucks.* / teavana.com)#196846Starbucks · 19 votesValid
  17. DOM-based XSS in store.starbucks.co.uk on IE 11#241619Starbucks · 17 votesValid
  18. DOM XSS on teavana.com via "pr_zip_location" parameter#209736Starbucks · 15 votesValid
  19. Reflected XSS on teavana.com (Locale-Change)#190798Starbucks · 15 votesValid
  20. Dom Based Xss DIV.innerHTML parameters store.starbucks*#188185Starbucks · 15 votesValid
  21. Reflected DOM XSS on www.starbucks.co.uk#396493Starbucks · 14 votesValid
  22. Reflected XSS on https://www.starbucks.co.uk/shop/paymentmethod/ (bypass for 227486)#252908Starbucks · 14 votesValid
  23. Reflected XSS in openapi.starbucks.com /searchasyoutype/v1/search?x-api-key=#213190Starbucks · 10 votesValid
  24. Stored XSS in Adress Book (starbucks.com/account/profile)#186554Starbucks · 9 votesValid
  25. Korea - Reflected XSS on https://www.istarbucks.co.kr/app/getGiftStock.do via "skuNo" and "skuImgUrl" parameters#768345Starbucks · 8 votesValid
  26. Reflected XSS on card.starbucks.com.sg/unsub.php via the 'ct' Parameter#540399Starbucks · 7 votesValid

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.