Skip to content
ThreatCluster

PCPcat Malware Compromises Over 59,000 Servers via React2Shell Exploit

First seen 15 Dec 2025, 20:51 UTC • •

Article Content

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

The PCPcat malware campaign has compromised more than 59,000 servers in under 48 hours by exploiting critical vulnerabilities in .js and React frameworks. It specifically targets vulnerabilities CVE-2025-29927 and CVE-2025-66478, enabling remote code execution without authentication through prototype pollution and command execution techniques.

Start a free Starter trial for enhanced analysis

Ask AI about this cluster

Updated 218d ago How this analysis works

More articles in this cluster (2)

Following this threat?

Track PCPcat and CVE-2025-29927 in your own feed — you're alerted when they show up in new reporting, leak sites or exploitation.

Free account · no card needed