Cybersecurity concept stocks rose broadly. Datadog gained nearly 7%, Zscaler Inc., Okta Inc. and Cloudflare, Inc. each rose 6%, CrowdStrike Holdings, Inc. climbed over 4%, and the Global X Cybersecurity ETF was up more than 3%.

On the news front, the PHP development team announced on Tuesday local time that it had discovered two critical security vulnerabilities and urged users to update immediately once patches are released. PHP is one of the most widely used programming languages on the internet, powering website platforms such as WordPress, Drupal, Joomla and Magento. The vulnerabilities affect all web servers running PHP 5.4 and above, with the impact estimated to cover about 70% of websites worldwide.