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feat: add detection patterns from original CVE-2025-55182 PoC #2

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Merged
alokemajumder merged 1 commit into from
Dec 5, 2025
Merged

feat: add detection patterns from original CVE-2025-55182 PoC #2

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4 changes: 2 additions & 2 deletions README.md
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Original file line number Diff line number Diff line change
Expand Up @@ -16,9 +16,9 @@ Security scanner for **CVE-2025-55182** - a critical (CVSS 10.0) unauthenticated

## Acknowledgments

This project exists to help the community respond to CVE-2025-55182. We acknowledge and thank the following individuals:
This project exists to help the community respond to CVE-2025-55182. We acknowledge and thank:

- **[Lachlan Davidson](https://github.com/lachlan2k)** ([react2shell.com](https://react2shell.com/)) - For discovering and responsibly disclosing the React Server Components vulnerability (CVE-2025-55182) on November 29th, 2025. The security community owes him gratitude for his diligence in identifying this critical flaw and working with the React and Next.js teams to ensure patches were available. His efforts have helped protect countless applications and users worldwide.
- **[Lachlan Davidson](https://github.com/lachlan2k)** ([react2shell.com](https://react2shell.com/)) - For discovering and responsibly disclosing the React Server Components vulnerability (CVE-2025-55182) on November 29th, 2025. The security community owes him gratitude for his diligence in identifying this critical flaw and working with the React and Next.js teams to ensure patches were available. His efforts have helped protect countless applications and users worldwide. See his [original PoC](https://github.com/lachlan2k/React2Shell-CVE-2025-55182-original-poc) for technical details.

## Quick Start

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28 changes: 28 additions & 0 deletions src/middleware/detector.ts
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Expand Up @@ -43,6 +43,34 @@ const EXPLOIT_PATTERNS = [
severity: 'high' as const,
description: 'Potential _prefix property injection',
},
// $@ Chunk reference notation (original PoC technique)
{
name: 'chunk_reference',
pattern: /\$@\d+/,
severity: 'high' as const,
description: 'RSC Chunk object reference access',
},
// _formData gadget chain access (original PoC technique)
{
name: 'formdata_gadget',
pattern: /"_formData"\s*:/i,
severity: 'high' as const,
description: 'FormData gadget chain access',
},
// Constructor chain traversal (original PoC technique)
{
name: 'constructor_chain',
pattern: /constructor\s*:\s*constructor/i,
severity: 'high' as const,
description: 'Constructor chain traversal attempt',
},
// setPrototypeOf manipulation (original PoC technique)
{
name: 'setprototypeof_access',
pattern: /setPrototypeOf/i,
severity: 'high' as const,
description: 'setPrototypeOf manipulation attempt',
},
// Malformed module references
{
name: 'malformed_module_ref',
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