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8.1 Million Attack Sessions Target React2Shell Vulnerability

8.1 Million Attack Sessions Target React2Shell Vulnerability

First seen 16 Jan 2026, 19:05 UTC • •

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ThreatCluster AI
ThreatCluster •March 12, 2026 at 13:27 UTC

The React2Shell vulnerability (CVE-2025-55182) has been exploited in over 8.1 million attack sessions since its disclosure. Security firm GreyNoise reported that daily attack volumes have stabilized between 300,000 and 400,000 sessions, indicating ongoing exploitation efforts by threat actors.

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