JA Jennings

JA Jennings was compromised in a ransomware attack attributed to qilin in October 2025. The organization, operating in an undisclosed sector in United Kingdom, was added to the group's data leak site as part of an extortion campaign.

qilin 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.

Founded in 1917, J.A. Jennings is a mid-size full-service construction company which constructs private sector commercial interiors projects as well as full-scale building renovations and infrastructure programs throughout the New York City m ...

Intelligence correlations link this incident to 1 vulnerability(ies) including CVE-2026-0257, which may have been leveraged as initial access vectors or for lateral movement.