Compare: React2shell - RSC Sentinel vs CSS Sentry

Stats Firefox React2shell - RSC Sentinel Firefox CSS Sentry
User count 92 1
Average rating 5.00 0.00
Rating count 1 0
Last updated 2026-02-13 2026-06-19
Size 166.75KB 270.72KB
Version 1.1 1.0.110
Short description
A Firefox extension for detecting React2Shell vulnerabilities (CVE-2025-55182 and CVE-2025-66478) in web applications.CSS Sentry detects and reduces risk from CSS-based data exfiltration techniques. It analyzes page styles for suspicious selector probing, remote CSS resource sinks, imports, SVG/CSS resource behavior, and rendered-content CSS injection patterns.
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