CVE-2026-85788

Summary

Incomplete list of disallowed inputs in the mutable SQL detector component in Amazon awslabs mysql-mcp-server might allow context-dependent actors to bypass the read-only enforcement gate and reach file-read and file-write SQL sinks via SQL inline comments that the regex engine does not treat as whitespace.

To remediate this issue, users should upgrade to version 1.0.23.

Affected Software

Weaknesses

• CWE-184: CWE-184 Incomplete list of disallowed inputs

ADP Enrichment

CISA ADP Vulnrichment

• SSVC:
• Exploitation: none
  • Automatable: no
  • Technical Impact: partial

References

• https://aws.amazon.com/security/security-bulletins/2026-103-aws/
• https://github.com/awslabs/mcp/releases?page=2#release-2026.07.20260702161703
• https://github.com/awslabs/mcp/security/advisories/GHSA-x25m-ph3m-3r9q

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