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UK Government Services Disrupted by PHP Cybersecurity Issue

UK Government Services Disrupted by PHP Cybersecurity Issue

First seen 22 Oct 2026, 14:43 UTC • •
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ThreatCluster AI
ThreatCluster •October 22, 2026 at 16:14 UTC
  • •32 UK government services are currently offline due to a PHP-related cybersecurity issue.
  • •No large public-facing critical services are affected, according to Downing Street.
  • •The National Cyber Security Centre issued 50,000 notifications to advise on security measures.

The UK government reported that 32 services are unavailable and four are partially unavailable due to a cybersecurity issue linked to the PHP programming language. Baroness Lloyd stated that the disruptions are precautionary measures while updates and security mitigations are applied. The National Cyber Security Centre has issued 50,000 proactive notifications to businesses and organizations to address the vulnerability. Downing Street confirmed that no large public-facing critical services are affected, and the situation is being closely monitored. Cloudflare reported millions of hacking attempts related to the PHP vulnerability, though no successful breaches have been confirmed. The government is collaborating with agencies to restore services securely.

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Timeline

2026-10-20
Cybersecurity issue disclosed
A critical security flaw in PHP was reported, prompting UK government action.
Irishnews
2026-10-22
Government services disrupted
32 government services are offline as precautionary measures are implemented to secure systems.
Aa.Tr

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Common questions

What services are affected?
32 government services are currently unavailable, with four partially offline.
Is there evidence of successful exploitation?
No evidence has been confirmed of successful hacking attempts despite millions of attempts.
What actions are being taken by the government?
The government is applying updates and security mitigations while monitoring the situation closely.