Ericsson — Cyber Attacks, Breaches & Threat Activity

Threat entity extracted from intelligence sources

Frequency
8
occurrences
First Seen
March 9, 2026
Last Seen
March 31, 2026

Ericsson is a organization tracked across 3 threat clusters and 8 intelligence report mentions on ThreatCluster. First observed March 9, 2026; most recent activity March 31, 2026.

Related Threat Clusters

  • Ericsson US Reports Data Breach Following Service Provider Hack

    Ericsson Inc., the U.S. subsidiary of the Swedish telecommunications company, disclosed a data breach affecting an undisclosed number of employees and customers. The breach occurred after attackers compromised one of…

    18 articles · Updated March 9, 2026
  • Ericsson Breach: Voice Phishing Exposes Over 15,000 Records

    A breach at Ericsson, detected by a partner on April 28, 2025, involved a voice phishing attack that compromised over 15,000 records. The incident highlights vulnerabilities in social engineering defenses, raising…

    1 article · Updated March 10, 2026
  • OneLayer Expands Operations in Europe, Appoints New Sales Director

    OneLayer announced its expansion across Europe on March 30, 2026, to meet increasing demand for private LTE/5G OT management and Zero Trust security. The company appointed Sander Teunissen as Sales Director for EMEA,…

    2 articles · Updated March 31, 2026

Recent Intelligence Reports

  • OneLayer Expands European Operations and Appoints Sander Teunissen as Sales Director, EMEA — Eqs-News · March 31, 2026
  • Ericsson data breach exposes employee and customer information | brief | SC Media — Scworld · March 10, 2026
  • Thousands Affected by Ericsson Data Breach — Feeds.Feedburner · March 10, 2026
  • Ericsson US reveals employee and customer data breach after third-party hack — Techradar · March 10, 2026
  • Ericsson breach: voice phishing call exposed over 15,000 records — Techzine.Eu · March 10, 2026
  • Ericsson Data Breach Compromises SSNs; Lawyers Investigating — Classaction · March 10, 2026
  • Ericsson US discloses data breach after service provider hack — Bleepingcomputer · March 9, 2026
  • Ericsson Data Breach Lawsuit Investigation — Claimdepot · March 9, 2026

CVSS v3.1 Breakdown