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Bump @modelcontextprotocol/sdk from 1.25.3 to 1.26.0#492

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Bump @modelcontextprotocol/sdk from 1.25.3 to 1.26.0#492
dependabot[bot] wants to merge 1 commit intomainfrom
dependabot/npm_and_yarn/modelcontextprotocol/sdk-1.26.0

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@dependabot dependabot bot commented on behalf of github Feb 4, 2026

Bumps @modelcontextprotocol/sdk from 1.25.3 to 1.26.0.

Release notes

Sourced from @​modelcontextprotocol/sdk's releases.

v1.26.0

Addresses "Sharing server/transport instances can leak cross-client response data" in this GHSA GHSA-345p-7cg4-v4c7

What's Changed

New Contributors

Full Changelog: modelcontextprotocol/typescript-sdk@v1.25.3...v1.26.0

Commits
  • fe9c07b chore: bump version to 1.26.0 (#1479)
  • 4f01e7e fix: add non-null assertions for optional setupServer fields in stateful test
  • a05be17 Merge commit from fork
  • 50d9fa3 Fix #1430: Client Credentials providers scopes support (backported) (#1442)
  • aa81a66 fix(deps): resolve npm audit vulnerabilities and bump dependencies (v1.x back...
  • 6aba065 chore: bump v1.25.3 for backport fixes (#1412)
  • See full diff in compare view

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@dependabot dependabot bot added dependencies Pull requests that update a dependency file javascript Pull requests that update javascript code labels Feb 4, 2026
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Rspack Bundle Analysis

Build Assets Total Size (MB) Build Time
Main Compiler 4 6.31 4.69s
Runtime Compiler 6 5.34 5.06s

Main Compiler

Source: stats-main.json

Asset Chunk Size (KB) Size (MB)
cli.js cli 5993.24 5.85
index.js index 368.60 0.36
cloudflare.js cloudflare 81.70 0.08
detached-flush.js detached-flush 15.18 0.01

Total emitted JS: 6.31 MB

Runtime Compiler

Source: stats-runtime.json

Asset Chunk Size (KB) Size (MB)
http.js http 1302.87 1.27
adapter-nestjs.js adapter-nestjs 1279.14 1.25
adapter-nextjs.js adapter-nextjs 1273.18 1.24
adapter-express.js adapter-express 1271.45 1.24
stdio.js stdio 343.04 0.33
headers.js headers 1.33 0.00

Total emitted JS: 5.34 MB

Package Footprint (npm pack + npm install)

Item Size (KB) Size (MB)
Tarball (.tgz) 4608.99 4.50
dist/ 11983.55 11.70
node_modules/ 101087.43 98.72
dist + node_modules 113070.98 110.42

Bumps [@modelcontextprotocol/sdk](https://github.com/modelcontextprotocol/typescript-sdk) from 1.25.3 to 1.26.0.
- [Release notes](https://github.com/modelcontextprotocol/typescript-sdk/releases)
- [Commits](modelcontextprotocol/typescript-sdk@v1.25.3...v1.26.0)

---
updated-dependencies:
- dependency-name: "@modelcontextprotocol/sdk"
  dependency-version: 1.26.0
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <support@github.com>
@dependabot dependabot bot force-pushed the dependabot/npm_and_yarn/modelcontextprotocol/sdk-1.26.0 branch from d78c6d3 to e71ea50 Compare February 19, 2026 15:30
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