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fix: upgrade @modelcontextprotocol/sdk to 1.29.0 to fix CVE-2026-4926#95

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mattpodwysocki merged 1 commit intomainfrom
fix/cve-2026-4926-path-to-regexp
Apr 1, 2026
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fix: upgrade @modelcontextprotocol/sdk to 1.29.0 to fix CVE-2026-4926#95
mattpodwysocki merged 1 commit intomainfrom
fix/cve-2026-4926-path-to-regexp

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Summary

  • Upgrades @modelcontextprotocol/sdk from ^1.27.1 to ^1.29.0
  • Resolves path-to-regexp to 8.4.1, fixing ReDoS vulnerability GHSA-j3q9-mxjg-w52f (CVE-2026-4926)
  • Regenerates SDK patch for 1.29.0 (replaces old patch for 1.27.1) to maintain the warn-instead-of-throw behavior for output schema validation

Test plan

  • npm test passes
  • npm run build succeeds
  • npm ls path-to-regexp shows 8.4.1

🤖 Generated with Claude Code

Upgrades @modelcontextprotocol/sdk from ^1.27.1 to ^1.29.0, which
resolves path-to-regexp to 8.4.1 and fixes the ReDoS vulnerability
GHSA-j3q9-mxjg-w52f (CVE-2026-4926).

Regenerates the patch for SDK 1.29.0 (replaces patch for 1.27.1) to
maintain the warn-instead-of-throw behavior for output schema validation.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
@mattpodwysocki mattpodwysocki requested a review from a team as a code owner April 1, 2026 18:07
@mattpodwysocki mattpodwysocki merged commit 1bc01e8 into main Apr 1, 2026
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@mattpodwysocki mattpodwysocki deleted the fix/cve-2026-4926-path-to-regexp branch April 1, 2026 18:13
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2 participants