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case-study

17 pieces of writing

MarSeventh/CloudFlare-ImgBed PR #625 blocked SSRF in fetchRes
vulnerability8 min read

MarSeventh/CloudFlare-ImgBed PR #625 blocked SSRF in fetchRes

MarSeventh/CloudFlare-ImgBed exposed an authenticated server-side URL proxy through fetchRes. PR #625 adds URL validation, private address blocking and redirect revalidation.

maboloshi/github-chinese PR #692 fixed DOM XSS in translation results
vulnerability8 min read

maboloshi/github-chinese PR #692 fixed DOM XSS in translation results

RAGFlow PR #14803 removed a CWE-502 pickle RCE footgun from deserialize_b64
vulnerability7 min read

RAGFlow PR #14803 removed a CWE-502 pickle RCE footgun from deserialize_b64

getsentry/XcodeBuildMCP PR #289 hardens shell escaping in MCP tool execution
vulnerability9 min read

getsentry/XcodeBuildMCP PR #289 hardens shell escaping in MCP tool execution

getsentry/XcodeBuildMCP accepted MCP tool parameters that could reach /bin/sh -c through unsafe double-quote escaping. PR #289 replaces that path with POSIX single-quote escaping and adds regression coverage.

AReaL PR #1323 refuses the default admin API key on network-facing proxy binds
vulnerability9 min read

AReaL PR #1323 refuses the default admin API key on network-facing proxy binds

Harbor PR #236 blocks CWE-78 in remote profile downloads
vulnerability7 min read

Harbor PR #236 blocks CWE-78 in remote profile downloads

Softeria ms-365-mcp-server PR #456 validates redirect_uri before Microsoft Entra forwarding
vulnerability7 min read

Softeria ms-365-mcp-server PR #456 validates redirect_uri before Microsoft Entra forwarding

Softeria's ms-365-mcp-server forwarded client-supplied OAuth redirect_uri values to Microsoft Entra without local validation. PR #456 adds scheme checks, loopback-only HTTP defaults and an exact-match allowlist for hosted deployments.

CodeGraphContext PR #882 rejects write Cypher on /api/graph
vulnerability7 min read

CodeGraphContext PR #882 rejects write Cypher on /api/graph

mcp-searxng PR #71 fixed a CWE-1333 ReDoS in section extraction
vulnerability7 min read

mcp-searxng PR #71 fixed a CWE-1333 ReDoS in section extraction

NVIDIA's RAG Blueprint had a path traversal in its MCP server. We got the fix merged in three days.
vulnerability6 min read

NVIDIA's RAG Blueprint had a path traversal in its MCP server. We got the fix merged in three days.

A CWE-22 path traversal in NVIDIA's RAG Blueprint MCP server allowed any MCP client to read arbitrary files and ingest them into the RAG collection. We submitted the fix and NVIDIA merged it.

Edict's file:// handler let anyone read files outside the project directory (CWE-22)
vulnerability5 min read

Edict's file:// handler let anyone read files outside the project directory (CWE-22)

AIPex's localhost daemon let any website control your browser through a WebSocket
vulnerability5 min read

AIPex's localhost daemon let any website control your browser through a WebSocket

Every MCPHub instance started with the same admin password. I changed that.
vulnerability7 min read

Every MCPHub instance started with the same admin password. I changed that.

MCPHub shipped every installation with the hardcoded credential admin/admin123 and published it in the README. The fix generates a cryptographically random password per instance.

LightRAG's Memgraph backend had a Cypher injection vulnerability hiding in plain sight
vulnerability7 min read

LightRAG's Memgraph backend had a Cypher injection vulnerability hiding in plain sight

PraisonAI let YAML config files set LD_PRELOAD and nobody checked
vulnerability7 min read

PraisonAI let YAML config files set LD_PRELOAD and nobody checked