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.
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. 
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.
