Browser Extension Security Report

The Hidden Risk Surface in 2025

Browser extensions increase productivity but they also create one of the most overlooked security risks. This report explains how CISOs can manage these threats with practical governance and technical controls.

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Why Download This Report?

Uncover the risks: Data theft, supply chain compromise, and malicious updates bypassing store vetting.
Actionable guidance: Practical steps for both managed and BYOD environments.
Board-ready insights: An executive summary + roadmap to layered defence.
Move laterally
Deploy encryption once controls are neutralised

What You’ll Learn

How malicious browser extensions bypass vetting and compromise enterprises.
Business & compliance impacts including GDPR, DORA, and NIS2.
Risk scoring model adapted from OWASP and Duo Security.
Best practices for governance, incident response, and secure extension design.
Two practical mitigation strategies using leading security technologies.

Why Download This Report?

Peritus Cloud Security is a UK cyber specialist focused on disruptive technologies and tailored services. We work as an extension of your security team — not just a supplier — helping you evaluate and adopt innovative solutions that fit your unique environment.