AI cyber threats boost cybersecurity stocks

Urgent security updates for PHP, used by about 70% of websites, have triggered global cyber warnings after two critical vulnerabilities were disclosed this week, potentially allowing hackers to remotely control affected servers. Cybersecurity stocks surged in response, with Palo Alto Networks and CrowdStrike rising 11% and Okta up 14%. The "PHP2Shell" vulnerabilities could enable data theft, malware installation, or website defacement, though actual risk varies by software version and patch status. Researchers used advanced AI tools to identify the flaws, which reportedly remained unresolved for years, with OpenAI and cybersecurity firm Wiz assisting in developing defenses. Authorities urged website operators to apply patches immediately or take vulnerable systems offline, with some government services in the UK, Finland, and Japan experiencing temporary disruptions. The stock rally reflects expectations of increased security spending, though analysts caution that short-term gains don't guarantee sustained earnings growth.