Companies House — Cyber Attacks, Breaches & Threat Activity

Threat entity extracted from intelligence sources

Frequency
1
occurrences
First Seen
March 13, 2026
Last Seen
March 13, 2026

Related Threat Clusters

  • Companies House Glitch Exposes Data of 5 Million Companies

    A vulnerability in the Companies House website allowed unauthorized access to the dashboards of over five million registered companies, exposing sensitive information such as directors' addresses and email addresses.…

    24 articles · Updated March 14, 2026

Recent Intelligence Reports

  • Companies House vulnerability enabled company hijacking — Taxpolicy.Uk · March 13, 2026

CVSS v3.1 Breakdown