A Microsoft Security Response Center entry and several third‑party trackers that cover developer‑tool security describe a worrying pattern: AI‑driven editor integrations such as GitHub Copilot and Visual Studio/Visual Studio Code extensions can, under certain conditions, be coerced into...
Generative assistants like Microsoft Copilot have become indispensable productivity tools — and that very usefulness is what makes them one of the most consequential insider‑risk vectors modern organizations must face.
Overview
Copilot and similar GenAI assistants are designed to fetch...
Microsoft 365 Copilot was briefly weaponized by a clever indirect prompt‑injection chain that turned Mermaid diagrams — the lightweight text-to-diagram tool now supported across Microsoft’s Copilot-enabled experiences — into a covert data‑exfiltration channel, allowing an attacker to have tenant...
In January 2025, cybersecurity researchers at Aim Labs uncovered a critical vulnerability in Microsoft 365 Copilot, an AI-powered assistant integrated into Office applications such as Word, Excel, Outlook, and Teams. This flaw, named 'EchoLeak,' allowed attackers to exfiltrate sensitive user...
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A seismic shift has rippled through the cybersecurity community with the disclosure of EchoLeak, the first publicly reported "zero-click" exploit targeting a major AI tool: Microsoft 365 Copilot. Developed by AIM Security, EchoLeak exposes an unsettling truth: simply by sending a cleverly...
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In a groundbreaking development in cybersecurity, researchers from Aim Labs have identified a critical vulnerability in Microsoft 365 Copilot, termed 'EchoLeak' (CVE-2025-32711). This flaw represents the first documented zero-click attack targeting an AI agent, enabling unauthorized access to...
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Zero-click vulnerabilities represent the cutting-edge in cybersecurity threats, blending technical ingenuity with chilling efficiency. The recently disclosed CVE-2025-32711, dubbed “EchoLeak,” stands as a stark illustration of this evolving risk landscape, targeting none other than Microsoft 365...
In a landmark event that is sending ripples through the enterprise IT and cybersecurity landscapes, Microsoft has acted to patch a zero-click vulnerability in Copilot, its much-hyped AI assistant that's now woven throughout the Microsoft 365 productivity suite. Dubbed "EchoLeak" by cybersecurity...
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Here’s an executive summary and key facts about the “EchoLeak” vulnerability (CVE-2025-32711) that affected Microsoft 365 Copilot:
What Happened?
EchoLeak (CVE-2025-32711) is a critical zero-click vulnerability in Microsoft 365 Copilot.
Attackers could exploit the LLM Scope Violation flaw by...
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Zero-click attacks have steadily haunted the cybersecurity community, but the recent disclosure of EchoLeak—a novel threat targeting Microsoft 365 Copilot—marks a dramatic shift in the exploitation of artificial intelligence within business environments. Unlike traditional phishing or malware...
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In a sobering demonstration of emerging threats in artificial intelligence, security researchers recently uncovered a severe zero-click vulnerability in Microsoft 365 Copilot, codenamed “EchoLeak.” This exploit could have potentially revealed the most sensitive user secrets to attackers with no...
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In January 2025, security researchers at Aim Labs uncovered a critical zero-click vulnerability in Microsoft 365 Copilot AI, designated as CVE-2025-3271 and dubbed "EchoLeak." This flaw allowed attackers to exfiltrate sensitive user data without any interaction from the victim, marking a...
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In June 2025, a critical "zero-click" vulnerability, designated as CVE-2025-32711, was identified in Microsoft 365 Copilot, an AI-powered assistant integrated into Microsoft's suite of productivity tools. This flaw, dubbed "EchoLeak," had a CVSS score of 9.3, indicating its severity. It allowed...
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In a landmark revelation for the security of AI-integrated productivity suites, researchers have uncovered a zero-click data leak flaw in Microsoft 365 Copilot—an AI assistant embedded in Office apps such as Word, Excel, Outlook, and Teams. Dubbed 'EchoLeak,' this vulnerability casts a spotlight...
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Microsoft 365 Copilot, one of the flagship generative AI assistants deeply woven into the fabric of workplace productivity through the Office ecosystem, recently became the focal point of a security storm. The incident has underscored urgent and far-reaching questions for any business weighing...
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