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MySQL MCP Server: Missing Origin/Host Validation in SSE Transport Enables Unauthenticated SQL Execution (DNS Rebinding / Direct Exposure)
MySQL MCP Server: Missing Origin/Host Validation in SSE Transport Enables Unauthenticated SQL Execution (DNS Rebinding / Direct Exposure)
Affected packages
- mysql-mcp-server— before 0.4.2
Exploit signal
- Known exploited (CISA KEV)
- No
- EPSS score
- —
- EPSS percentile
- —
EPSS is the probability a CVE is exploited in the wild; percentile is its rank among all CVEs.
Sources
- https://github.com/designcomputer/mysql_mcp_server/security/advisories/GHSA-rqfv-2mw9-78g2
- https://github.com/designcomputer/mysql_mcp_server/issues/92
- https://github.com/designcomputer/mysql_mcp_server
- https://github.com/designcomputer/mysql_mcp_server/releases/tag/v0.4.2
Structured record: https://osv.dev/vulnerability/GHSA-rqfv-2mw9-78g2
Recommended response stack
Snyk — Scan your dependencies in CI and fix this vulnerability.→Socket — Detect malicious and compromised packages before they ship.→
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