TOP100UPVOTED.md

Top 100 upvoted reports from HackerOne:

1. Takeover an account that doesn't have a Shopify ID and more to Shopify - 2856 upvotes, $0
2. Bypass for #488147 enables stored XSS on https://paypal.com/signin again to PayPal - 2540 upvotes, $20000
3. Email Confirmation Bypass in myshop.myshopify.com that Leads to Full Privilege Escalation to Any Shop Owner by Taking Advantage of the Shopify SSO to Shopify - 1811 upvotes, $16000
4. Account takeover via leaked session cookie to HackerOne - 1512 upvotes, $0
5. Arbitrary file read via the UploadsRewriter when moving and issue to GitLab - 1431 upvotes, $20000
6. Token leak in security challenge flow allows retrieving victim's PayPal email and plain text password to PayPal - 1333 upvotes, $15300
7. RCE on Steam Client via buffer overflow in Server Info to Valve - 1256 upvotes, $18000
8. Potential pre-auth RCE on Twitter VPN to Twitter - 1164 upvotes, $20160
9. Exposed Kubernetes API - RCE/Exposed Creds to Snapchat - 1102 upvotes, $25000
10. Github access token exposure to Shopify - 1008 upvotes, $50000
11. Confidential data of users and limited metadata of programs and reports accessible via GraphQL to HackerOne - 981 upvotes, $0
12. Improper Authentication - any user can login as other user with otp/logout & otp/login to Snapchat - 901 upvotes, $25000
13. [Part II] Email Confirmation Bypass in myshop.myshopify.com that Leads to Full Privilege Escalation to Shopify - 872 upvotes, $15000
14. Mass account takeovers using HTTP Request Smuggling on https://slackb.com/ to steal session cookies to Slack - 826 upvotes, $0
15. DoS on PayPal via web cache poisoning to PayPal - 810 upvotes, $9700
16. RCE via npm misconfig -- installing internal libraries from the public registry to PayPal - 808 upvotes, $30000
17. H1514 Remote Code Execution on kitcrm using bulk customer update of Priority Products to Shopify - 803 upvotes, $15000
18. WannaCrypt “Killswitch” to HackerOne - 798 upvotes, $10000
19. Remote Code Execution on www.semrush.com/my_reports on Logo upload to Semrush - 791 upvotes, $0
20. Git flag injection - local file overwrite to remote code execution to GitLab - 759 upvotes, $12000
21. Websites Can Run Arbitrary Code on Machines Running the 'PlayStation Now' Application to PlayStation - 749 upvotes, $15000
22. SQL Injection Extracts Starbucks Enterprise Accounting, Financial, Payroll Database to Starbucks - 742 upvotes, $0
23. Exfiltrate and mutate repository and project data through injected templated service to GitLab - 732 upvotes, $11000
24. Subdomain Takeover to Authentication bypass to Roblox - 730 upvotes, $0
25. Use-After-Free In IPV6_2292PKTOPTIONS leading To Arbitrary Kernel R/W Primitives to PlayStation - 712 upvotes, $10000
26. JumpCloud API Key leaked via Open Github Repository. to Starbucks - 711 upvotes, $0
27. IDOR to add secondary users in www.paypal.com/businessmanage/users/api/v1/users to PayPal - 693 upvotes, $10500
28. 🐞 OS Command Injection at https://sea-web.gold.razer.com/lab/ws-lookup via IP parameter to Razer - 676 upvotes, $2000
29. Webshell via File Upload on ecjobs.starbucks.com.cn to Starbucks - 673 upvotes, $0
30. SQL injection in https://labs.data.gov/dashboard/datagov/csv_to_json via User-agent to GSA Bounty - 670 upvotes, $0
31. Stored XSS on https://paypal.com/signin via cache poisoning to PayPal - 648 upvotes, $18900
32. Delete anyone's content spotlight remotely. to Snapchat - 641 upvotes, $15000
33. My Expense Report resulted in a Server-Side Request Forgery (SSRF) on Lyft to Lyft - 634 upvotes, $0
34. Reflected XSS on https://www.glassdoor.com/employers/sem-dual-lp/ to Glassdoor - 633 upvotes, $0
35. Email address of any user can be queried on Report Invitation GraphQL type when username is known to HackerOne - 625 upvotes, $0
36. Time-Based SQL injection at city-mobil.ru to Mail.ru - 624 upvotes, $15000
37. Sensitive user information disclosure at bonjour.uber.com/marketplace/_rpc via the 'userUuid' parameter to Uber - 621 upvotes, $0
38. [phpobject in cookie] Remote shell/command execution to Pornhub - 605 upvotes, $20000
39. Ability to reset password for account to Upserve - 601 upvotes, $3500
40. Getting all the CD keys of any game to Valve - 600 upvotes, $20000
41. Stored XSS in Wiki pages to GitLab - 598 upvotes, $0
42. Stored XSS on imgur profile to Imgur - 591 upvotes, $0
43. Bypassing Digits origin validation which leads to account takeover to Twitter - 590 upvotes, $5040
44. SQL injection at https://sea-web.gold.razer.com/ajax-get-status.php via txid parameter to Razer - 580 upvotes, $2000
45. Github Token Leaked publicly for https://github.sc-corp.net to Snapchat - 569 upvotes, $0
46. Customer private program can disclose email any users through invited via username to HackerOne - 567 upvotes, $0
47. Request smuggling on admin-official.line.me could lead to account takeover to LINE - 554 upvotes, $9000
48. RCE and Complete Server Takeover of http://www.█████.starbucks.com.sg/ to Starbucks - 543 upvotes, $0
49. Publicly accessible Continuous Integration Tool to Snapchat - 543 upvotes, $0
50. Privilege Escalation From user to SYSTEM via unauthenticated command execution to Ubiquiti Inc. - 538 upvotes, $0
51. Stealing Zomato X-Access-Token: in Bulk using HTTP Request Smuggling on api.zomato.com to Zomato - 537 upvotes, $0
52. Local files could be overwritten in GitLab, leading to remote command execution to GitLab - 536 upvotes, $12000
53. The return of the ＜ to Rockstar Games - 536 upvotes, $1000
54. Email Confirmation Bypass in your-store.myshopify.com which leads to privilege escalation to Shopify - 533 upvotes, $0
55. SQL Injection in https://api-my.pay.razer.com/inviteFriend/getInviteHistoryLog to Razer - 528 upvotes, $2000
56. SSRF in Exchange leads to ROOT access in all instances to Shopify - 524 upvotes, $0
57. [Grab Android/iOS] Insecure deeplink leads to sensitive information disclosure to Grab - 520 upvotes, $0
58. Shopify Stocky App OAuth Misconfiguration to Shopify - 514 upvotes, $5000
59. Password theft login.newrelic.com via Request Smuggling to New Relic - 486 upvotes, $3000
60. BAD Code ! to Paragon Initiative Enterprises - 485 upvotes, $0
61. Able to Become Admin for Any LINE Official Account to LINE - 485 upvotes, $4750
62. Remote Code Execution in Slack desktop apps + bonus to Slack - 481 upvotes, $0
63. RCE when removing metadata with ExifTool to GitLab - 479 upvotes, $20000
64. Reflected XSS in OAUTH2 login flow to LINE - 472 upvotes, $1989
65. SQL injection on contactws.contact-sys.com in TScenObject action ScenObjects leads to remote code execution to QIWI - 469 upvotes, $0
66. profile-picture name parameter with large value lead to DoS for other users and programs on the platform to HackerOne - 462 upvotes, $0
67. Steal ALL collateral during liquidation by exploiting lack of validation in flip.kick to BlockDev Sp. Z o.o - 461 upvotes, $50000
68. XSS in steam react chat client to Valve - 454 upvotes, $7500
69. Cross-Site-Scripting on www.tiktok.com and m.tiktok.com leading to Data Exfiltration to TikTok - 449 upvotes, $3860
70. How the Bug stole hacking to HackerOne - 448 upvotes, $0
71. Access to multiple production Grafana dashboards to Snapchat - 446 upvotes, $10000
72. XSS vulnerable parameter in a location hash to Slack - 442 upvotes, $1100
73. Project Template functionality can be used to copy private project data, such as repository, confidential issues, snippets, and merge requests to GitLab - 438 upvotes, $12000
74. One-click account hijack for anyone using Apple sign-in with Reddit, due to response-type switch + leaking href to XSS on www.redditmedia.com to Reddit - 434 upvotes, $10000
75. Blind SQL Injection to InnoGames - 432 upvotes, $2000
76. CRLF injection to Twitter - 425 upvotes, $0
77. Open prod Jenkins instance to Snapchat - 423 upvotes, $15000
78. Blind XSS on image upload to CS Money - 411 upvotes, $1000
79. touch.mail.ru / e.mail.ru memory content disclosure to Mail.ru - 409 upvotes, $10000
80. RCE via unsafe inline Kramdown options when rendering certain Wiki pages to GitLab - 409 upvotes, $20000
81. Panorama UI XSS leads to Remote Code Execution via Kick/Disconnect Message to Valve - 407 upvotes, $9000
82. June 2022 Incident Report to HackerOne - 406 upvotes, $0
83. Remote code execution on Basecamp.com to Basecamp - 405 upvotes, $5000
84. Unrestricted file upload on [ambassador.mail.ru] to Mail.ru - 404 upvotes, $3000
85. Chained Bugs to Leak Victim's Uber's FB Oauth Token to Uber - 398 upvotes, $7500
86. H1514 Server Side Template Injection in Return Magic email templates? to Shopify - 398 upvotes, $0
87. gitlab-workhorse bypass in Gitlab::Middleware::Multipart allowing files in allowed_paths to be read to GitLab - 398 upvotes, $10000
88. Modify in-flight data to payment provider Smart2Pay to Valve - 396 upvotes, $7500
89. Read-only application can publish/delete fleets to Twitter - 395 upvotes, $0
90. Employee's GitHub Token Found In Travis CI Build Logs to Grammarly - 394 upvotes, $5000
91. Stored XSS Vulnerability to WordPress - 394 upvotes, $0
92. Flickr Account Takeover using AWS Cognito API to Flickr - 394 upvotes, $7550
93. Account Takeover worki.ru to Mail.ru - 390 upvotes, $1700
94. Denial of service to WP-JSON API by cache poisoning the CORS allow origin header to Automattic - 387 upvotes, $0
95. Full account takeover to Reverb.com - 380 upvotes, $0
96. Cross-organization data access in city-mobil.ru to Mail.ru - 373 upvotes, $8000
97. Reflected XSS and sensitive data exposure, including payment details, on lioncityrentals.com.sg to Uber - 371 upvotes, $4000
98. Server-Side Request Forgery using Javascript allows to exfill data from Google Metadata to Snapchat - 371 upvotes, $0
99. SQL injection at fleet.city-mobil.ru to Mail.ru - 370 upvotes, $10000
100. CVE-2019-5765: 1-click HackerOne account takeover on all Android devices to Chrome - 369 upvotes, $0