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Post #665 287
🎯 New Report #1734639: IDOR to make someone attend or leave an event
🔺Severity: Medium
👽 Reporter: safehacker 2715
⭐️ Reputation: 3063
🛠 State: resolved
💼 Team: LinkedIn
💵 Bounty: null
🕐 Submitted: 2022-10-13
⏰ Disclosed: 2026-03-06 02:55:04
📝 Summary: An Insecure Direct Object Reference (IDOR) vulnerability was discovered in LinkedIn's event attendance functionality. The vulnerability allowed an attacker to manipulate event attendance by modifying the fsd profile parameter in POST requests to the voyagerScheduledcontentDashViewerStates API endpoint. This issue has been fixed.
📂 Report JSON File: 1734639
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