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How two critical vulnerabilities in Google Drive’s third-party integration system exposed millions of users to XSS and SSRF attacks
📋 Quick Facts
- Platform: Google Drive API / Third-party Integrations
- Vulnerabilities: XSS via WebContentView + SSRF via ThumbnailLink
- Severity: High (CVSS 8.1)
- Impact: Account takeover, data exfiltration, internal network access
- Affected Users: Millions using Google Drive integrations
- CWE: CWE-79 (Cross-Site Scripting), CWE-918 (Server-Side Request Forgery)
- Source Video: YouTube — Hacking Google Drive Integrations
🎬 Introduction
Google Drive has become the backbone of modern cloud collaboration, with millions of users relying on it daily. But what happens when the very features designed to enhance productivity become attack vectors?
In this deep dive, we’ll explore two critical vulnerabilities discovered in Google Drive’s third-party integration system — vulnerabilities that could have allowed attackers to:
- Execute arbitrary JavaScript in victim browsers (XSS)