TOP100UPVOTED.md

Top 100 upvoted reports from HackerOne:

1. Takeover an account that doesn't have a Shopify ID and more to Shopify - 2936 upvotes, $0
2. Bypass for #488147 enables stored XSS on https://paypal.com/signin again to PayPal - 2624 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 - 1874 upvotes, $0
4. Account takeover via leaked session cookie to HackerOne - 1572 upvotes, $20000
5. Arbitrary file read via the UploadsRewriter when moving and issue to GitLab - 1469 upvotes, $20000
6. Token leak in security challenge flow allows retrieving victim's PayPal email and plain text password to PayPal - 1373 upvotes, $15300
7. Github access token exposure to Shopify - 1294 upvotes, $50000
8. RCE on Steam Client via buffer overflow in Server Info to Valve - 1277 upvotes, $0
9. Potential pre-auth RCE on Twitter VPN to X (Formerly Twitter) - 1211 upvotes, $20160
10. Exposed Kubernetes API - RCE/Exposed Creds to Snapchat - 1156 upvotes, $25000
11. Confidential data of users and limited metadata of programs and reports accessible via GraphQL to HackerOne - 1006 upvotes, $0
12. Improper Authentication - any user can login as other user with otp/logout & otp/login to Snapchat - 931 upvotes, $0
13. [Part II] Email Confirmation Bypass in myshop.myshopify.com that Leads to Full Privilege Escalation to Shopify - 881 upvotes, $0
14. RCE via npm misconfig -- installing internal libraries from the public registry to PayPal - 880 upvotes, $30000
15. Mass account takeovers using HTTP Request Smuggling on https://slackb.com/ to steal session cookies to Slack - 843 upvotes, $0
16. DoS on PayPal via web cache poisoning to PayPal - 833 upvotes, $9700
17. H1514 Remote Code Execution on kitcrm using bulk customer update of Priority Products to Shopify - 821 upvotes, $0
18. Remote Code Execution on www.semrush.com/my_reports on Logo upload to Semrush - 811 upvotes, $0
19. WannaCrypt “Killswitch” to HackerOne - 803 upvotes, $0
20. SQL Injection Extracts Starbucks Enterprise Accounting, Financial, Payroll Database to Starbucks - 773 upvotes, $0
21. Git flag injection - local file overwrite to remote code execution to GitLab - 765 upvotes, $12000
22. Websites Can Run Arbitrary Code on Machines Running the 'PlayStation Now' Application to PlayStation - 764 upvotes, $15000
23. Subdomain Takeover to Authentication bypass to Roblox - 761 upvotes, $0
24. IDOR to add secondary users in www.paypal.com/businessmanage/users/api/v1/users to PayPal - 743 upvotes, $10500
25. Exfiltrate and mutate repository and project data through injected templated service to GitLab - 739 upvotes, $11000
26. Delete anyone's content spotlight remotely. to Snapchat - 739 upvotes, $15000
27. Use-After-Free In IPV6_2292PKTOPTIONS leading To Arbitrary Kernel R/W Primitives to PlayStation - 729 upvotes, $10000
28. JumpCloud API Key leaked via Open Github Repository. to Starbucks - 725 upvotes, $0
29. SQL injection in https://labs.data.gov/dashboard/datagov/csv_to_json via User-agent to GSA Bounty - 687 upvotes, $0
30. Webshell via File Upload on ecjobs.starbucks.com.cn to Starbucks - 682 upvotes, $0
31. 🐞 OS Command Injection at https://sea-web.gold.razer.com/lab/ws-lookup via IP parameter to Razer - 676 upvotes, $2000
32. Stored XSS on https://paypal.com/signin via cache poisoning to PayPal - 672 upvotes, $18900
33. Reflected XSS on https://www.glassdoor.com/employers/sem-dual-lp/ to Glassdoor - 661 upvotes, $0
34. My Expense Report resulted in a Server-Side Request Forgery (SSRF) on Lyft to Lyft - 653 upvotes, $0
35. Email address of any user can be queried on Report Invitation GraphQL type when username is known to HackerOne - 646 upvotes, $0
36. Time-Based SQL injection at city-mobil.ru to Mail.ru - 631 upvotes, $15000
37. Sensitive user information disclosure at bonjour.uber.com/marketplace/_rpc via the 'userUuid' parameter to Uber - 628 upvotes, $0
38. Getting all the CD keys of any game to Valve - 620 upvotes, $20000
39. Ability to reset password for account to Upserve - 617 upvotes, $0
40. Stored XSS in Wiki pages to GitLab - 611 upvotes, $0
41. [phpobject in cookie] Remote shell/command execution to Pornhub - 607 upvotes, $20000
42. Bypassing Digits origin validation which leads to account takeover to X (Formerly Twitter) - 602 upvotes, $0
43. Stored XSS on imgur profile to Imgur - 599 upvotes, $0
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 - 577 upvotes, $0
46. Customer private program can disclose email any users through invited via username to HackerOne - 569 upvotes, $7500
47. Request smuggling on admin-official.line.me could lead to account takeover to LY Corporation - 560 upvotes, $0
48. RCE and Complete Server Takeover of http://www.█████.starbucks.com.sg/ to Starbucks - 556 upvotes, $0
49. Publicly accessible Continuous Integration Tool to Snapchat - 556 upvotes, $0
50. SSRF in Exchange leads to ROOT access in all instances to Shopify - 553 upvotes, $0
51. The return of the ＜ to Rockstar Games - 552 upvotes, $1000
52. Stealing Zomato X-Access-Token: in Bulk using HTTP Request Smuggling on api.zomato.com to Zomato - 550 upvotes, $0
53. Privilege Escalation From user to SYSTEM via unauthenticated command execution to Ubiquiti Inc. - 544 upvotes, $0
54. Email Confirmation Bypass in your-store.myshopify.com which leads to privilege escalation to Shopify - 544 upvotes, $0
55. Local files could be overwritten in GitLab, leading to remote command execution to GitLab - 538 upvotes, $12000
56. BAD Code ! to Paragon Initiative Enterprises - 536 upvotes, $0
57. [Grab Android/iOS] Insecure deeplink leads to sensitive information disclosure to Grab - 534 upvotes, $0
58. Account Takeover via Password Reset without user interactions to GitLab - 529 upvotes, $35000
59. SQL Injection in https://api-my.pay.razer.com/inviteFriend/getInviteHistoryLog to Razer - 528 upvotes, $2000
60. Shopify Stocky App OAuth Misconfiguration to Shopify - 520 upvotes, $0
61. Remote Code Execution in Slack desktop apps + bonus to Slack - 498 upvotes, $0
62. Password theft login.newrelic.com via Request Smuggling to New Relic - 490 upvotes, $3000
63. RCE when removing metadata with ExifTool to GitLab - 490 upvotes, $20000
64. Able to Become Admin for Any LINE Official Account to LY Corporation - 489 upvotes, $0
65. Server Side Request Forgery (SSRF) via Analytics Reports to HackerOne - 481 upvotes, $25000
66. Reflected XSS in OAUTH2 login flow to LY Corporation - 479 upvotes, $1989
67. SQL injection on contactws.contact-sys.com in TScenObject action ScenObjects leads to remote code execution to QIWI - 475 upvotes, $0
68. 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 - 475 upvotes, $0
69. profile-picture name parameter with large value lead to DoS for other users and programs on the platform to HackerOne - 471 upvotes, $0
70. XSS in steam react chat client to Valve - 468 upvotes, $7500
71. Steal ALL collateral during liquidation by exploiting lack of validation in flip.kick to BlockDev Sp. Z o.o - 462 upvotes, $0
72. How the Bug stole hacking to HackerOne - 462 upvotes, $0
73. Cross-Site-Scripting on www.tiktok.com and m.tiktok.com leading to Data Exfiltration to TikTok - 459 upvotes, $0
74. Access to multiple production Grafana dashboards to Snapchat - 453 upvotes, $10000
75. XSS vulnerable parameter in a location hash to Slack - 446 upvotes, $0
76. Project Template functionality can be used to copy private project data, such as repository, confidential issues, snippets, and merge requests to GitLab - 446 upvotes, $12000
77. Blind XSS on image upload to CS Money - 433 upvotes, $1000
78. CRLF injection to X (Formerly Twitter) - 432 upvotes, $0
79. Blind SQL Injection to InnoGames - 432 upvotes, $2000
80. Open prod Jenkins instance to Snapchat - 429 upvotes, $15000
81. Flickr Account Takeover using AWS Cognito API to Flickr - 423 upvotes, $0
82. Reset password link sent over unsecured http protocol to Mattermost - 421 upvotes, $750
83. RCE via unsafe inline Kramdown options when rendering certain Wiki pages to GitLab - 418 upvotes, $20000
84. June 2022 Incident Report to HackerOne - 418 upvotes, $0
85. Modify in-flight data to payment provider Smart2Pay to Valve - 416 upvotes, $7500
86. Chained Bugs to Leak Victim's Uber's FB Oauth Token to Uber - 414 upvotes, $0
87. Remote code execution on Basecamp.com to Basecamp - 412 upvotes, $5000
88. An attacker can can view any hacker email via /SaveCollaboratorsMutation operation name to HackerOne - 411 upvotes, $0
89. Panorama UI XSS leads to Remote Code Execution via Kick/Disconnect Message to Valve - 410 upvotes, $0
90. touch.mail.ru / e.mail.ru memory content disclosure to Mail.ru - 409 upvotes, $10000
91. Server-Side Request Forgery using Javascript allows to exfill data from Google Metadata to Snapchat - 406 upvotes, $0
92. Unrestricted file upload on [ambassador.mail.ru] to Mail.ru - 404 upvotes, $3000
93. gitlab-workhorse bypass in Gitlab::Middleware::Multipart allowing files in allowed_paths to be read to GitLab - 404 upvotes, $10000
94. H1514 Server Side Template Injection in Return Magic email templates? to Shopify - 403 upvotes, $0
95. Employee's GitHub Token Found In Travis CI Build Logs to Grammarly - 400 upvotes, $5000
96. Stored XSS Vulnerability to WordPress - 398 upvotes, $0
97. Read-only application can publish/delete fleets to X (Formerly Twitter) - 397 upvotes, $0
98. Denial of service to WP-JSON API by cache poisoning the CORS allow origin header to Automattic - 396 upvotes, $0
99. Full account takeover to Reverb.com - 395 upvotes, $0
100. Account Takeover worki.ru to Mail.ru - 391 upvotes, $1700