safety#agent📝 BlogAnalyzed: Jan 15, 2026 07:02

Critical Vulnerability Discovered in Microsoft Copilot: Data Theft via Single URL Click

Published:Jan 15, 2026 05:00
1 min read
Gigazine

Analysis

This vulnerability poses a significant security risk to users of Microsoft Copilot, potentially allowing attackers to compromise sensitive data through a simple click. The discovery highlights the ongoing challenges of securing AI assistants and the importance of rigorous testing and vulnerability assessment in these evolving technologies. The ease of exploitation via a URL makes this vulnerability particularly concerning.

Key Takeaways

Reference

Varonis Threat Labs discovered a vulnerability in Copilot where a single click on a URL link could lead to the theft of various confidential data.