BBC News · Technology
Critical cybersecurity update released amid global website takedowns
Websites in various parts of the world have been taken offline as a critical cybersecurity update is released. The vulnerabilities involve PHP, a programming language used widely across the internet. They have been described as the most significant flaws AI has uncovered so far.

What to know
- 01
Websites have been taken offline worldwide as a critical cybersecurity update is released.
- 02
The flaws involve PHP, widely used online, and are described as the most significant vulnerabilities yet found by AI.
Why it matters
PHP’s widespread use online makes these vulnerabilities relevant to website security.
AI-assisted brief. Read the source for full details. Editorial & sourcing policy

