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Bug bounty reports15,219

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

Program:LinkedIn
Status
Severity:High
Clear
Weakness
Year
Bounty paid0
Access stated
  • No account0
  • A user account0
  • Admin or privileged0
Access needed
Technique
Clear filters7 of 15,219 reports
Disclosed bug bounty reports
ReportStatusWeaknessSeverityDisclosedBountyVotes
Session Cookie Leakage via Static Header Field in WebViewerFragmentAnalysed#3475626ValidMisconfiguration and Insecure DesignHigh2026-03-17–131
Unauthorized User can View Subscribers of Other Users NewslettersAnalysed#1716300ValidInsecure Direct Object ReferenceHigh2023-03-29–117
Unauthorized access to resumes stored on LinkedInAnalysed#1777095ValidInsecure Direct Object ReferenceHigh2022-12-07–112
Can see phone numbers of others by providing mail addressAnalysed#2534458ValidInformation DisclosureHigh2024-11-13–111
An attacker can submit arbitrary projects to their service accounts and obtain full information on projects of other users.Analysed#2291999ValidInsecure Direct Object ReferenceHigh2024-03-12–94
Attackers can use TRIAL Premium only by paying **IDR 10,000.00** from the original price of `IDR462,400.00` per monthAnalysed#1808719ValidInsecure Direct Object ReferenceHigh2023-08-24–84
Attackers can *Upgrade and claim offer* on the Premium Trial Subscription with a total price of *IDR0.00* from the original *IDR7,022,061.82*Analysed#2131224ValidInput Validation and LogicHigh2024-06-18–70

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, where there is one, which can be wrong. Data as of 2026-11-15.