Urgent security fix issued for code vital to estimated 70% of all websites

EXECUTIVE SUMMARY

Global cybersecurity agencies urge immediate software updates following the discovery of two critical vulnerabilities impacting 70% of websites.

The code vulnerability could allow attackers to take over servers, experts say.

PHP may not be a household name, but the programming language, released over 30 years ago, powers a large share of websites and web applications. Nearly 70% of the internet is estimated to use PHP, including WordPress, which is used for more than 40% of websites.