CrowdStrike CEO warns of PHP vulnerabilities, shares jump 8.3%

CrowdStrike chief executive George Kurtz told CNBC that newly disclosed PHP flaws could trigger a wave of breaches on millions of internet‑facing servers. The warning sent CrowdStrike stock up 8.25% to $257.57 on Oct. 23. Palo Alto Networks also rose after the comments, gaining 7.22% to $380.55.

The warning sparked an immediate price rally, lifting CrowdStrike’s market value by about $19.6 million and boosting Palo Alto Networks’ share price, reflecting investors’ short‑term reaction to perceived heightened demand for cybersecurity services.

  • 1CrowdStrike shares rose 8.25% to $257.57 on Oct. 23.
  • 2CEO George Kurtz warned that PHP vulnerabilities could increase breaches in the coming months.
  • 3The PHP development team released patches for two critical vulnerabilities on Oct. 21 (CVE‑2026‑109618 and CVE‑2026‑109619).
  • 4Palo Alto Networks gained 7.22% to $380.55 on the same day.
  • 5CrowdStrike’s professional services revenue reached a record $71 million in the last quarter.

Sources