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West Pharmaceutical Services Inc. hit by data theft breach

Incident
First reported
Last updated
Happening score
H score 19
1 unique sources, 1 articles

Summary

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West Pharmaceutical Services disclosed a cyberattack that exfiltrated data and encrypted systems, disrupting global operations and increasing recovery risk. The company said it detected the intrusion on May 4, 2026 and later confirmed the incident in a May 7 SEC filing. It took systems offline globally, notified law enforcement, and began restoration work; core enterprise systems are back and manufacturing has partially restarted, but full recovery is still incomplete.

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Timeline

  1. 14.05.2026 01:23 1 articles · 1mo ago

    West Pharmaceutical Services detects intrusion and contains systems

    Detection Ioc Update

    West Pharmaceutical Services detected an intrusion on May 4, 2026 and immediately activated incident response protocols, including taking systems offline globally, notifying law enforcement, and engaging external cyber-forensic experts for containment.

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  2. 14.05.2026 01:23 1 articles · 1mo ago

    West Pharmaceutical Services confirms material cyberattack in SEC filing

    Initial Disclosure

    West Pharmaceutical Services disclosed on May 7, 2026 that it had experienced a material cybersecurity attack in which certain data was exfiltrated by an unauthorized party and certain systems were encrypted.

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  3. 14.05.2026 01:23 2 articles · 1mo ago

    West Pharmaceutical Services restores core systems and partially restarts manufacturing

    Victim Impact Update

    By May 13, 2026, West Pharmaceutical Services said its core enterprise systems supporting shipping and manufacturing operations had been restored and manufacturing had partially restarted.

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