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6.5HIGH

PoC tool extracts cleartext passwords from Microsoft Edge memory

📅 5 May 2026 at 11:07 UTC📰 Cyber InsiderView original source ↗
PoC tool extracts cleartext passwords from Microsoft Edge memory

A newly released proof-of-concept (PoC) tool shows how Microsoft Edge handles saved credentials, demonstrating that passwords may be exposed in cleartext within browser process memory. The researcher behind the tool, Tom Jøran Sønstebyseter Rønning, claims the behavior is longstanding and specific to Edge’s integration with Microsoft’s Password Manager. The issue was publicly discussed on X, … The post PoC tool extracts cleartext passwords from Microsoft Edge memory appeared first on CyberInsider.

🤖 AI BriefingAuto-generated threat analysis
🔍Threat Overview

A proof-of-concept tool demonstrates that Microsoft Edge loads all saved credentials into memory in cleartext, regardless of whether they are actively needed, making it vulnerable to extraction by an attacker with sufficient privileges.

⚙️Technical Details
Affected Systems
Microsoft Edge
💥Impact Assessment
Severity: high
Who Is at Risk
Users of Microsoft Edge, particularly those using the autofill and password management features
🛡️Recommended Actions
1Enable the 'Command Line' column in Task Manager to distinguish the parent process containing sensitive data
2Use a reputable antivirus solution with AMSI support to detect potential malware
3Regularly review and manage saved credentials to minimize exposure
📦Affected Products
Software: Microsoft Edge

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