# Websites down worldwide due to critical cybersecurity update

> Full text available in Russian

**Published:** October 21, 2026
**Author:** bbc.co.uk
**Source:** Digital Donut AI Digest
**Language:** ru-RU
**HTML:** https://aiqazaqstan.com/en/articles/veb-sayty-zakryty-po-vsemu-miru-iz-za-kriticheskogo-obnovleniya-kiberbez

Serious vulnerabilities have been discovered in the PHP programming language, leading to a critical cybersecurity update. World governments and organizations are calling for their sites to be shut down if necessary fixes cannot be applied in a timely manner. Vulnerabilities identified using...

> From the original source: **Digital Donut AI Digest**
> [Read full article at Digital Donut AI Digest](https://www.bbc.co.uk/news/articles/cmly0lg3w5x2o)

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