erh.co.uk

erh.co.uk was compromised in a ransomware attack attributed to dragonforce in May 2026. The organization, operating in the Business Services sector in United Kingdom, was added to the group's data leak site as part of an extortion campaign.

dragonforce operates as a financially motivated ransomware-as-a-service (RaaS) operation, exfiltrating sensitive data and threatening public disclosure to pressure victims into paying ransom demands.

ERH is a leading provider of traffic management solutions, offering installation, maintenance and commissioning services throughout the UK.

Intelligence correlations link this incident to 1 vulnerability(ies) including CVE-2025-5777, which may have been leveraged as initial access vectors or for lateral movement.