F5, Inc. Faces Class Action Over Cybersecurity Incident

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F5, Inc. Faces Class Action Over Cybersecurity Incident

First seen 13 Jan 2026, 01:58 UTC • •34.6

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ThreatCluster •March 12, 2026 at 13:27 UTC

F5, Inc. announced a material cybersecurity incident discovered on August 9, 2025, which has led to a securities class action lawsuit. The lawsuit aims to represent investors who purchased F5 securities between October 28, 2024, and October 27, 2025, following disclosures about the incident's negative impact on expected revenues for 2026.

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Technique (1)

Data Breach

Affected Platform (1)

Big-ip

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Data Breach targets Big-ip

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