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Nandini Seth

About Nandini Seth

Nandini Seth is a Security Researcher at Quick Heal Security Labs with expertise in detection engineering and threat research. She specializes in Host Intrusion Prevention Systems (HIPS), vulnerability research and testing, and developing detection signatures to defend against emerging threats. With a strong grasp of attacker methodologies and security frameworks, she translates vulnerabilities into actionable detections that strengthen product security and resilience.

Echoleak- Send a prompt , extract secret from Copilot AI!( CVE-2025-32711)

Echoleak- Send a prompt , extract secret from Copilot AI!( CVE-2025-32711)

Estimated reading time: 5 minutes

Introduction: What if your Al assistant wasn’t just helping you – but quietly helping someone else too? A recent zero-click exploit known as EchoLeak revealed how Microsoft 365 Copilot could be manipulated to exfiltrate sensitive information – without the...
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September 12, 2025

WinRAR Directory Traversal & NTFS ADS Vulnerabilities (CVE-2025-6218 & CVE-2025-8088)

WinRAR Directory Traversal & NTFS ADS Vulnerabilities (CVE-2025-6218 & CVE-2025-8088)

Estimated reading time: 4 minutes

Executive Summary Two high-severity vulnerabilities in WinRAR for Windows — CVE-2025-6218 and CVE-2025-8088 — allow attackers to write files outside the intended extraction directory. CVE-2025-6218 involves traditional path traversal, while CVE-2025-8088 extends the attack using NTFS Alternate Data Streams...
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August 25, 2025
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