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CVE-2025-53521

exploited in the wild

CVSS

—

Reports

2

First seen

Apr 6

Last seen

May 22

Affected product

F5 BIG-IP APM

Associated actors

Iran-nexus actors ×1 TrueChaos ×1

Recent reports

Multi-stage Linux intrusion via F5 BIG-IP and Confluence exploitation

Microsoft Threat IntelligenceMay 22 High

Weekly Threat Intelligence Report – 6 April

Check Point ResearchApr 6

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