News brief: Browser security flaws pose growing risk

Web browsers are critical gateways that enable an organization's employees, partners and customers to access online resources, corporate systems, business applications and sensitive data, making their security a chief concern for organizations today.

The rise of hybrid work environments, increased reliance on SaaS applications and adoption of generative AI have made browsers more integral to business -- and more vulnerable to threats -- than ever.

"The 2025 Browser Security Report" from agentless AI and browser security vendor LayerX Security emphasized that browser extensions are organizations' "largest unmanaged supply chain" and reported that GenAI now accounts for 32% of all corporate-to-personal data exfiltration, making it the leading vector for corporate data movement outside sanctioned environments.

Browsers are also a major attack vector. "2025 State of Browser Security Report" from enterprise browser vendor Keep Aware found that browser-based malware accounted for 70% of all observed malware events in the previous year.

Vendors have ...