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Bug bounty reports15,219

Publicly disclosed HackerOne reports, with the platform's own outcome and severity.

Program:Starbucks
Status
Severity
Weakness
Year
Bounty paid0
Access stated
Access needed:No account
Technique
Clear filters52 of 15,219 reports
Disclosed bug bounty reports
ReportStatusWeaknessSeverityDisclosedBountyVotes
SQL Injection Extracts Starbucks Enterprise Accounting, Financial, Payroll DatabaseAnalysed#531051ValidSQL InjectionCritical2019-08-06–801
JumpCloud API Key leaked via Open Github Repository.Analysed#716292ValidAuthenticationCritical2019-12-30–739
RCE and Complete Server Takeover of http://www.█████.starbucks.com.sg/Analysed#502758ValidCommand and Code InjectionCritical2019-04-10–572
Subdomain takeover of datacafe-cert.starbucks.comAnalysed#665398ValidAccess ControlHigh2019-08-28–311
Singapore - Account Takeover via IDORAnalysed#876300ValidInsecure Direct Object ReferenceCritical2020-07-28–260
Blind SQLi leading to RCE, from Unauthenticated access to a test API WebserviceAnalysed#592400ValidSQL InjectionCritical2019-07-22–236
Blind SQL Injection on starbucks.com.gt and WAF Bypass :*Analysed#549355ValidSQL InjectionHigh2019-06-19–210
Reflected Cross site Scripting (XSS) on www.starbucks.comAnalysed#438240ValidCross-site ScriptingMedium2019-03-08–181
Subdomain takeover of d02-1-ag.productioncontroller.starbucks.comAnalysed#661751ValidAccess ControlHigh2019-08-15–122
Subdomain takeover of mydailydev.starbucks.comAnalysed#570651ValidServer-Side Request ForgeryHigh2019-05-22–122
China – Limited Partner PII Regarding Work Scheduling via Unauthenticated API EndpointAnalysed#659248ValidInformation DisclosureCritical2020-04-01–116
Subdomain takeover on svcgatewayus.starbucks.comAnalysed#325336ValidAccess ControlCritical2018-06-25–109
Subdomain takeover on happymondays.starbucks.com due to non-used AWS S3 DNS recordAnalysed#186766ValidAccess ControlHigh2016-12-19–105
Thailand - a small number of SMB CCTV footage backup servers were accessible without authentication.Analysed#417360ValidAccess ControlMedium2019-11-19–99
Subdomain takeover on wfmnarptpc.starbucks.comAnalysed#388622ValidAccess ControlHigh2018-08-09–91
Multiple Subdomain takeovers via unclaimed instancesAnalysed#276269ValidAccess ControlHigh2017-12-04–83
Korea - LFI via path traversal at https://msr.istarbucks.co.kr:6443/appif/Analysed#780021ValidFile and Path HandlingCritical2020-03-10–81
Cross-Site Scripting (XSS) on www.starbucks.com | .co.uk login pagesAnalysed#881115ValidCross-site ScriptingHigh2020-06-30–78
Japan - CSRF in webapp.starbucks.co.jp with user interaction could leak an access token if the user was not using ChromeAnalysed#1113559ValidCross-Site Request ForgeryHigh2021-05-18–77
Leaking sensitive files on Github leads to internal files (python scripts,SQL files)Analysed#301831ValidInformation DisclosureCritical2018-05-17–73
Reflected cross-site scripting on multiple Starbucks assets.Analysed#629745ValidCross-site ScriptingLow2019-10-16–72
Reflected XSS in https://www.starbucks.co.jp/store/search/Analysed#496375ValidCross-site ScriptingMedium2019-05-22–72
China - president-starbucks.com.cn DNS configuration reported as takeoverAnalysed#423269ValidAccess ControlHigh2020-03-17–71
[mena.starbucks.com] Laravel App Log & Configuration Disclosure.Analysed#401098ValidInformation DisclosureHigh2019-09-30–63
WAF bypass via double encoded non standard ASCII chars permitted a reflected XSS on response page not found pages - (629745 bypass)Analysed#716761ValidCross-site ScriptingLow2020-01-29–58
Information disclosure on sim.starbucks.comAnalysed#632808ValidInformation DisclosureLow2019-11-13–58
Store Development Resource Center was vulnerable to a Remote Code Execution - Unauthenticated Remote Command Injection (CVE-2019-0604)Analysed#536134ValidCommand and Code InjectionCritical2019-12-12–57
Open Redirection in Login - Korean StarbucksAnalysed#380939ValidOpen RedirectLow2019-03-20–54
Subdomain takeover on developer.openapi.starbucks.comAnalysed#275714ValidAccess ControlHigh2018-02-17–51
Unauthorized access to jiratest.starbucks.comAnalysed#332586ValidAuthenticationCritical2018-05-30–49
Information Leak - Github - JMS InformationAnalysed#360811ValidInformation DisclosureHigh2018-08-16–48
Java Deserialization RCE via JBoss on card.starbucks.inAnalysed#221294ValidCommand and Code InjectionCritical2017-05-22–48
China - ecjobsdc.starbucks.com.cn html/shtml file upload vulnerabilityAnalysed#412481ValidAccess ControlHigh2020-01-29–46
China - IDOR on Reservation Staging/Non Production Site - https://reservation.stg.starbucks.com.cnAnalysed#715054ValidInsecure Direct Object ReferenceMedium2020-09-22–45
Reflected XSS in https://www.starbucks.com/account/create/redeem/MCP131XSR via xtl_amount, xtl_coupon_code, xtl_amount_type parametersAnalysed#531042ValidCross-site ScriptingMedium2019-11-13–43
Java Deserialization RCE via JBoss JMXInvokerServlet/EJBInvokerServlet on card.starbucks.inAnalysed#153026ValidCommand and Code Injection–2017-02-03–42
Able to purchase a gift card with any amountAnalysed#316789ValidInsecure Direct Object ReferenceHigh2018-07-20–41
svcardproxydevus.starbucks.com Subdomain take overAnalysed#380158ValidAccess ControlHigh2018-07-23–39
PHPinfo pageAnalysed#367050ValidInformation DisclosureLow2019-06-12–39
Stored XSS on www.starbucks.com.sg/careers/career-center/career-landing-*Analysed#507957ValidCross-site ScriptingMedium2019-04-10–37
www.starbucks.co.uk Reflected XSS via utm_source parameterAnalysed#140616ValidCross-site Scripting–2016-12-19–36
Subdomain takeover on svcgatewaydevus.starbucks.com and svcgatewayloadus.starbucks.comAnalysed#383564ValidAccess ControlCritical2018-07-23–35
Time-based Blind SQLi on news.starbucks.comAnalysed#198292ValidSQL InjectionHigh2017-02-24–35
Persistent XSS in www.starbucks.comAnalysed#188972ValidCross-site ScriptingHigh2017-01-17–35
CRLF injection on www.starbucks.comAnalysed#858650ValidInjection and SmugglingMedium2020-09-01–34
SSRF at ideas.starbucks.comAnalysed#500468ValidServer-Side Request ForgeryHigh2019-04-03–33
Starbucks China Android app cloud storage service leaks a credential.Analysed#440629ValidInformation DisclosureHigh2019-09-30–33
Singapore - XXE at https://www.starbucks.com.sg/RestApi/soap11Analysed#762251ValidInjection and SmugglingHigh2020-07-22–32
athome.starbucks.com - URL parameter tampering of review forms permitted possible content injectionAnalysed#367589ValidInput Validation and LogicMedium2020-03-17–31
Account take over of 'light' starbuckscardb2b usersAnalysed#767829ValidAuthenticationHigh2020-01-29–30

Status and severity are HackerOne's. “Access stated” is what the title says; “Access needed” and techniques come from CyberSIXT's analysis of the public report (3,437 analysed so far), which can be wrong. Data as of 2026-11-15.