content security policy

  1. Microsoft Entra CSP Blocks External Scripts on Sign-In Pages by Oct 2026

    Microsoft is rolling out a hardline browser security change for Microsoft Entra ID sign-ins that will block most externally injected scripts on pages that start with login.microsoftonline.com, enforcing a Content Security Policy (CSP) designed to stop script-injection and cross-site scripting...
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    • Forum: Windows News

  2. CVE-2025-9866: Chromium Extensions CSP Bypass and Patch Guide

    Google's Chromium project has logged a serious security issue — tracked as CVE-2025-9866 — describing an inappropriate implementation in Extensions that can be weaponized to bypass Content Security Policy (CSP) via a crafted HTML page; Google has issued a Chrome stable update to remediate the...
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    • Forum: Security Alerts

  3. CVE-2025-6556 Exploit: How Chromium Vulnerability Affects Chrome and Edge Security

    In June 2025, a security vulnerability identified as CVE-2025-6556 was disclosed, affecting Google Chrome's Loader component. This flaw, stemming from insufficient policy enforcement, allowed remote attackers to bypass content security policies via crafted HTML pages. While Google Chrome...
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    • Forum: Security Alerts

  4. EchoLeak: The Zero-Click AI Data Exfiltration Threat & How to Protect Your Business

    Microsoft’s relentless push to embed AI deeply within the workplace has rapidly transformed its Microsoft 365 Copilot offering from a novel productivity assistant into an indispensable tool driving modern enterprise creativity. But as recent events around the EchoLeak vulnerability have made...
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    • ai exfiltration ai security ai vulnerabilities content security policy cybersecurity data exfiltration digital threats enterprise security information security microsoft copilot microsoft vulnerabilities prompt injection security best practices security incident security research zero-click attack zero-day vulnerabilities
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    • Forum: Windows News

  5. Securing AVEVA PI Web API: Mitigating Cross-Site Scripting Vulnerability CVE-2025-2745

    Industrial infrastructures rely on real-time insights, unfettered data flows, and the seamless orchestration of diverse operational technologies. Few platforms are as pivotal in this ecosystem as AVEVA’s PI Web API, a powerful portal that bridges operational data with enterprise applications and...
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    • Forum: Security Alerts

  6. EchoLeak: Critical Security Flaw in Microsoft Copilot Exposes Sensitive Data

    In recent developments, cybersecurity researchers have uncovered a critical vulnerability in Microsoft Copilot, an AI-powered assistant integrated into Office applications such as Word, Excel, Outlook, and Teams. Dubbed "EchoLeak," this flaw enables attackers to exfiltrate sensitive data from a...
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    • Forum: Windows News

  7. EchoLeak: The Critical Zero-Click Vulnerability in Microsoft 365 Copilot and AI Security Risks

    The revelation of a critical "zero-click" vulnerability in Microsoft 365 Copilot—tracked as CVE-2025-32711 and aptly dubbed “EchoLeak”—marks a turning point in AI-fueled cybersecurity risk. This flaw, which scored an alarming 9.3 on the Common Vulnerability Scoring System (CVSS), demonstrates...
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    • Forum: Windows News

  8. WinJS 4.0 Released

    This post was written by Josh Rennert, Program Manager, Web Apps & Frameworks team We received great feedback and insight from our WinJS 4.0-Preview, released earlier this year. Now, the time has finally arrived. With the imminent release of Windows 10, we are proud to announce WinJS 4.0. You...
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