`@modelcontextprotocol/sdk`

Ecosystem:
npm

Package URL:
pkg:npm/@modelcontextprotocol/sdk

Total PRs:
8,614 Dependabot PRs

Latest PR:
about 2 hours ago

Unique Repositories:
3,031 repositories

Unique Repos (30 days):
98 repositories

Security Advisories

Anthropic's MCP TypeScript SDK has a ReDoS vulnerability

GHSA-8r9q-7v3j-jr4g CVE-2026-0621 HIGH published 5 months ago • updated 2 days ago

### Impact A ReDoS vulnerability in the `UriTemplate` class allows attackers to cause denial of service. The `partToRegExp()` function generates a...

@modelcontextprotocol/sdk has cross-client data leak via shared server/transport instance reuse

GHSA-345p-7cg4-v4c7 CVE-2026-25536 HIGH published 4 months ago • updated about 2 months ago

### Summary Cross-client data leak via two distinct issues: (1) reusing a single `StreamableHTTPServerTransport` across multiple client requests, ...

Model Context Protocol (MCP) TypeScript SDK does not enable DNS rebinding protection by default

GHSA-w48q-cv73-mx4w CVE-2025-66414 HIGH published 6 months ago • updated 12 days ago

The Model Context Protocol (MCP) TypeScript SDK does not enable DNS rebinding protection by default for HTTP-based servers. When an HTTP-based MCP ...

Recent PRs

RSS Feed

chore(deps): bump the npm-minor group across 1 directory with 50 updates

srini-lingareddy-ext-ey/knecta #21

1.26.0 → 1.29.0 Minor PR

Open about 2 hours ago 1 comment

chore(deps): bump the minor-and-patch group across 1 directory with 65 updates

NCS23/nordlig-design-system #180

1.26.0 → 1.29.0 Minor PR

Open about 2 hours ago 1 comment

deps(deps): bump the all-dependencies group across 1 directory with 79 updates

mysterym3at/venreactapp #4

1.26.0 → 1.29.0 Minor PR

Open about 3 hours ago 1 comment

deps(deps): bump the all-dependencies group across 1 directory with 79 updates

AnandKg22/ReactStarter #8

1.26.0 → 1.29.0 Minor PR

Open about 3 hours ago 1 comment

deps: bump the npm-root group with 3 updates

WeVibe-Network/wevibe-mcp #8

1.28.0 → 1.29.0 Minor PR

Closed about 9 hours ago 1 comment

deps: bump the npm-root group with 8 updates

WeVibe-Network/wevibe-mcp #6

1.28.0 → 1.29.0 Minor PR

Open about 9 hours ago 1 comment

Bump the production-dependencies group across 1 directory with 43 updates

BrowseAI-HQ/BrowseAI-Dev #281

1.27.1 → 1.29.0 Minor PR

Open about 22 hours ago 1 comment

chore(deps): bump the workspace-minor-patch group with 78 updates

514-labs/moosestack #4120

1.27.1 → 1.29.0 Minor PR

Open 2 days ago 2 comments

deps(deps): Bump the all-dependencies group across 1 directory with 68 updates

ThatGuySam/agentready #2

1.26.0 → 1.29.0 Minor PR

Closed 3 days ago 2 comments

chore(deps)(deps): bump the production-dependencies group across 1 directory with 69 updates

LLM-Dev-Ops/forge #75

1.26.0 → 1.29.0 Minor PR

Open 6 days ago 2 comments

chore(deps): bump the npm_and_yarn group across 2 directories with 25 updates

cosmiccareer/terminai #17

1.23.0 → 1.29.0 Minor PR

Closed 7 days ago 1 comment

deps(deps): bump the all-dependencies group with 69 updates

nkTmmT/learning-saas #1

1.26.0 → 1.29.0 Minor PR

Closed 7 days ago 2 comments

deps(deps): bump the all-dependencies group across 1 directory with 69 updates

mr-ElAmine/string #9

1.26.0 → 1.29.0 Minor PR

Closed 7 days ago 2 comments

deps: bump @modelcontextprotocol/sdk from 1.22.0 to 1.29.0

loomandForge/ux-assistant #18

1.22.0 → 1.29.0 Minor PR

Closed 7 days ago 2 comments

chore(deps): bump the production-minor-patch group with 5 updates

ai-sdlc-framework/ai-sdlc #784

1.26.0 → 1.29.0 Minor PR

Open 8 days ago 6 comments

chore(deps): bump the npm-dependencies group with 70 updates

4SELECTION-gif/gemini-cli #11

1.26.0 → 1.29.0 Minor PR

Open 9 days ago 1 comment

chore(deps): bump the npm_and_yarn group across 2 directories with 21 updates

EmilynnJ/GitNexus #1

1.25.3 → 1.26.0 Minor PR

Open 9 days ago 4 comments

Bump the npm_and_yarn group across 2 directories with 19 updates

EmilynnJ/Spiritual--chatgpt-prompts #1

1.25.1 → 1.26.0 Minor PR

Open 9 days ago 4 comments

chore(deps): bump the agent-sdks group across 1 directory with 6 updates

preset-io/agor #1292

1.27.1 → 1.29.0 Minor PR

Closed 10 days ago 1 comment

chore(deps): bump the dependencies group with 78 updates

Angelqg01/bez-digital-ecosystem #27

1.26.0 → 1.29.0 Minor PR

Open 11 days ago 2 comments

chore(deps)(deps): bump the minor-and-patch group across 1 directory with 51 updates

golemui/golemui #128

1.26.0 → 1.29.0 Minor PR

Open 13 days ago 1 comment

Bump the npm_and_yarn group across 1 directory with 18 updates

GlacierEQ/context-engineering-intro #1

1.13.1 → 1.29.0 Minor PR

Open 13 days ago 4 comments

chore(deps): bump the minor-and-patch group across 1 directory with 41 updates

NCS23/nordlig-design-system #179

1.26.0 → 1.29.0 Minor PR

Open 14 days ago 1 comment

deps(deps): bump the all-dependencies group across 1 directory with 68 updates

sowmyagsrohini2032-blip/Portfolio- #2

1.26.0 → 1.29.0 Minor PR

Open 14 days ago 1 comment

deps(deps): bump the all-dependencies group across 1 directory with 68 updates

nabashi404/saas-test #4

1.26.0 → 1.29.0 Minor PR

Closed 14 days ago 2 comments

chore(deps)(deps): bump the transitive group across 1 directory with 14 updates

OriginTrail/dkg #629

1.27.1 → 1.29.0 Minor PR

Closed 14 days ago 2 comments

deps(deps): bump the all-dependencies group across 1 directory with 68 updates

mr-ElAmine/test-1 #8

1.26.0 → 1.29.0 Minor PR

Open 14 days ago 1 comment

deps(deps): bump the all-dependencies group across 1 directory with 65 updates

jetmobsol/serene #12

1.27.1 → 1.29.0 Minor PR

Open 14 days ago 1 comment

build(deps): bump @modelcontextprotocol/sdk from 0.5.0 to 1.29.0 in /localization-tutorial/react-i18next-example in the npm_and_yarn group across 1 directory

CrashBytes/ByteSizedExamples #17

0.5.0 → 1.29.0 Major PR

Open 14 days ago 1 comment

chore(deps): bump the prod-dependencies group across 1 directory with 5 updates

jacob-hartmann/vibeco-mcp #57

1.27.1 → 1.29.0 Minor PR

Open 15 days ago 1 comment

Bump the production-dependencies group across 1 directory with 16 updates

BrowseAI-HQ/BrowseAI-Dev #280

1.27.1 → 1.29.0 Minor PR

Open 15 days ago 1 comment

Bump the npm_and_yarn group across 1 directory with 3 updates

c6ai/stagehand #15

1.17.2 → 1.26.0 Minor PR

Closed 15 days ago 1 comment

chore(deps): bump the npm_and_yarn group across 10 directories with 12 updates

nikomatt69/nikcli #78

1.25.2 → 1.26.0 Minor PR

Closed 15 days ago 4 comments

chore(deps): bump the npm_and_yarn group across 1 directory with 16 updates

Kaairofelipe/ext-apps #1

1.25.2 → 1.26.0 Minor PR

Closed 16 days ago 1 comment

Bump the npm_and_yarn group across 2 directories with 6 updates

GlacierEQ/plate #41

1.12.1 → 1.29.0 Minor PR

Open 16 days ago 4 comments

chore(deps): bump the npm_and_yarn group across 2 directories with 11 updates

ComposioHQ/open-chatgpt-atlas #12

1.20.2 → 1.26.0 Minor PR

Open 16 days ago 2 comments

build(deps): bump the npm_and_yarn group across 3 directories with 21 updates

ahump20/gemini-cli #25

1.15.1 → 1.29.0 Minor PR

Open 16 days ago 2 comments

chore(deps): bump the npm_and_yarn group across 13 directories with 13 updates

loveyou001/genkit #67

1.17.4 → 1.29.0 Minor PR

Open 16 days ago 9 comments

chore(deps): bump the npm_and_yarn group across 2 directories with 21 updates

cosmiccareer/terminai #13

1.23.0 → 1.29.0 Minor PR

Closed 16 days ago 1 comment

chore(deps): bump the npm_and_yarn group across 1 directory with 14 updates

GlacierEQ/mcp-playwright #5

1.25.3 → 1.29.0 Minor PR

Open 16 days ago 2 comments

Bump the npm_and_yarn group across 3 directories with 10 updates

ahump20/servers #7

0.5.0 → 1.26.0 Major PR

Open 16 days ago 1 comment

chore(deps): bump the dependencies group across 1 directory with 6 updates

erikunha/portfolio #39

1.26.0 → 1.29.0 Minor PR

Open 17 days ago 5 comments

chore(deps): bump the npm_and_yarn group across 4 directories with 24 updates

EmiyaKiritsugu3/qwen-code #1

1.25.1 → 1.26.0 Minor PR

Closed 17 days ago 2 comments

build(deps): Bump the minor-and-patch group across 1 directory with 33 updates

mission69b/t2000 #86

1.28.0 → 1.29.0 Minor PR

Open 17 days ago 2 comments

chore(deps): bump the npm_and_yarn group across 4 directories with 20 updates

alexcolls/qwen-code #34

1.25.1 → 1.26.0 Minor PR

Closed 17 days ago 1 comment

Bump the npm_and_yarn group across 2 directories with 3 updates

anthonyhumphreys/anvil-registry #1

1.6.1 → 1.29.0 Minor PR

Closed 18 days ago 1 comment

chore(deps): bump @modelcontextprotocol/sdk from 1.25.2 to 1.26.0 in /packages/swarm-tools

joelhooks/swarm-tools #193

1.25.2 → 1.26.0 Minor PR

Open 18 days ago 2 comments

chore(deps): bump @modelcontextprotocol/sdk from 1.25.2 to 1.26.0 in /packages/claude-code-swarm-plugin

joelhooks/swarm-tools #192

1.25.2 → 1.26.0 Minor PR

Open 18 days ago 1 comment

chore(deps): bump the npm_and_yarn group across 10 directories with 12 updates

nikomatt69/nikcli #68

1.25.2 → 1.26.0 Minor PR

Closed 19 days ago 4 comments

chore(deps): bump the production-dependencies group with 19 updates

ceilf6/FrontAgent #123

1.25.1 → 1.29.0 Minor PR

Closed 19 days ago 2 comments

Package Details

Name:	`@modelcontextprotocol/sdk`
Ecosystem:	npm
PURL Type:	npm
Package URL:	`pkg:npm/@modelcontextprotocol/sdk`
JSON API:	View JSON

Security Advisories

3

Active advisories

HIGH 3

View All npm Advisories

Package Information

Description:

Model Context Protocol implementation for TypeScript

Repository:	https://github.com/modelcontextprotocol/typescript-sdk
Homepage:	https://modelcontextprotocol.io
Latest Release:	`1.12.1` about 1 year ago
Dependent Repos:	0
Dependent Packages:	0
Downloads:	20,675,691
Ranking:	Top 25.5593% by dependent repos Top 37.0256% by dependent pkgs

PR Status

Open 3,690 (42.8%)

Merged 494 (5.7%)

Closed 3,948 (45.8%)

PR Types

Major 294 (3.4%)

Minor 6,568 (76.2%)

Patch 1,268 (14.7%)