PenLink

PenLink was compromised in a ransomware attack attributed to Qilin in August 2026. The organization, operating in the Government & Defense sector in United States, 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.

Software

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.