Imunify360 Vulnerability Exposes Millions of Websites to Code Execution Risks

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Imunify360 Vulnerability Exposes Millions of Websites to Code Execution Risks

First seen 2 Dec 2025, 18:33 UTC • •34.7

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ThreatCluster •March 12, 2026 at 13:27 UTC

A critical vulnerability in Imunify360, affecting versions prior to v32.7.4.0, allows attackers to upload malicious files to shared servers, enabling arbitrary code execution. This flaw, identified in the antivirus system of CloudLinux's security platform, puts millions of websites at risk, as warned by cybersecurity firm Patchstack.

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3 entities, 2 inferred relationships (STIX 2.1).

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Technique (1)

Malware

Affected Platform (1)

ImunifyAV

Vulnerability (1)

Imunify360

Relationships

Imunify360 targets ImunifyAV
Malware targets ImunifyAV

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