F5, Inc. Faces Investor Lawsuit After Cybersecurity Incident Disclosure

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F5, Inc. Faces Investor Lawsuit After Cybersecurity Incident Disclosure

First seen 21 Jan 2026, 06:39 UTC • •30.8

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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 seeks to represent investors who purchased F5 securities between October 28, 2024, and October 27, 2025, following disclosures on October 15 and 27, 2025, regarding the incident's financial impact on expected revenues for 2026.

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Data Breach

Affected Platform (1)

Big-ip

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Data Breach targets Big-ip

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