Sheppard Mullin Hit With Class Action Over Data Breach

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Sheppard Mullin Hit With Class Action Over Data Breach

Law360 • October 8, 2026

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The full story

This article is one source in a clustered incident — the cluster page carries the summary, timeline and every other outlet covering it.

Sheppard Mullin and Fox Rothschild Face Class Actions Over Data Breaches Sheppard Mullin is facing a class action lawsuit due to a data breach that reportedly exposed sensitive client information. The breach is linked to a ransomware group, though specific details about the attack vector have not been disclosed. Fox Rothschild is also being sued for a similar incident, with allegations of a data breach tied to the same ransomware group. Both firms have not confirmed the breaches but are under scrutiny for their data protection practices. The scope of the impact includes potentially thousands of affected clients, although exact numbers are not provided in the articles. The lawsuits highlight growing concerns over data security in law firms, particularly in relation to ransomware threats. Current status indicates that both cases are in early litigation stages. 1 sources 40

Extracted Entities

Attack Types (1)

Companies (1)

Sheppard Mullin