Westminster City — Cyber Attacks, Breaches & Threat Activity

Threat entity extracted from intelligence sources

Frequency
3
occurrences
First Seen
November 25, 2025
Last Seen
December 18, 2025

Related Threat Clusters

  • Cyber Attack on London Council Compromises Residents' Personal Data

    A cyber attack on a London council in November has potentially exposed personal data of thousands of residents. Westminster City Council is collaborating with law enforcement and cybersecurity agencies to investigate…

    4 articles · Updated January 8, 2026
  • Councils Urged to Prepare for Cyber Attacks Following Western Isles Incident

    Councils have been warned of the urgent need to prepare for cyber attacks after a significant incident at Western Isles Council in November 2023. The Accounts Commission emphasized that councils should adopt a…

    66 articles · Updated November 27, 2025
  • Multiple London Councils Targeted in Cyber Attack

    In the past 24 to 48 hours, multiple London councils, including Hackney Council, have been targeted in cyber attacks. Staff were warned of phishing and social engineering threats, although Hackney Council itself has not…

    32 articles · Updated November 25, 2025
  • London Councils Targeted by Cyber Attacks

    Several councils in London, including Hackney and Westminster, have been targeted by cyber attacks. Hackney Council has raised its cyber security threat level to 'critical' and is urging staff to assist in protecting…

    8 articles · Updated November 25, 2025

Recent Intelligence Reports

  • Hackers may have accessed residents' data in London council cyber attack — Harrowonline · December 18, 2025
  • London councils hit by cyber attack | Local Government Chronicle (LGC) — Lgcplus · November 27, 2025
  • Several London councils thought be affected by cyber-attacks — Bbc · November 25, 2025

CVSS v3.1 Breakdown