browser-security

No Browser Security News Available

Nishant Sharma

04 Jan 2026 — 1 min read

This newsletter is AI generated and may hallucinate sometimes 😊

Based on the provided source materials and the strict content filtering rules (which only include browser-specific vulnerabilities, patches, and security news), none of the articles meet the criteria for inclusion in this browser security blog post.

The articles discuss:

A botnet exploiting a web application framework vulnerability (server-side, not browser-side).
AI deepfake misuse on a social media platform (social engineering/AI ethics, not browser security).
Exploit attempts against Adobe ColdFusion servers (server-side, not browser-side).

As a result, no browser security news items can be generated from the provided links.

Critical Copilot Prompt Injection Exposes Browser Data

This newsletter is AI generated and may hallucinate sometimes 😊 New One-Click Microsoft Copilot Vulnerability Grants Attackers Access to Sensitive Data * A "Reprompt" vulnerability in Microsoft Copilot allows attackers to exfiltrate sensitive user data with a single click via prompt injection techniques. * The flaw exploits browser-integrated AI, manipulating the

Browser Security Updates: Skimming, Chrome Extension, SmartScreen

This newsletter is AI generated and may hallucinate sometimes 😊 Long-Running Web Skimming Campaign Targets Online Checkout Pages * A persistent web skimming campaign, active for over two years, has been identified, targeting online e-commerce checkout pages to steal payment card information. * Attackers inject malicious JavaScript code into legitimate websites, which intercepts

Browser Security Brief: Web-Based LLM Attacks & Prompt Injection Campaigns

This newsletter is AI generated and may hallucinate sometimes 😊 Widespread Campaign Exploits LLMs Through Web-Based Prompt Injection * Threat actors are conducting widespread campaigns exploiting Large Language Models (LLMs) through techniques like prompt injection, data exfiltration, and model manipulation. * These attacks frequently leverage web application interfaces, using browsers as the primary

New 'Greatness' Phishing Platform Targets M365 Users in Browser Attacks

This newsletter is AI generated and may hallucinate sometimes 😊 New 'Greatness' Phishing-as-a-Service Platform Emerges Targeting Microsoft 365 Users * The "Greatness" Phishing-as-a-Service (PhaaS) platform is actively being offered to threat actors, providing advanced phishing kits to facilitate credential harvesting. * This platform specifically targets Microsoft 365 users, employing

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Critical Copilot Prompt Injection Exposes Browser Data

Browser Security Updates: Skimming, Chrome Extension, SmartScreen

Browser Security Brief: Web-Based LLM Attacks & Prompt Injection Campaigns

New 'Greatness' Phishing Platform Targets M365 Users in Browser Attacks