`@modelcontextprotocol/sdk`

Ecosystem:
npm

Package URL:
pkg:npm/@modelcontextprotocol/sdk

Total PRs:
8,619 Dependabot PRs

Latest PR:
1 day ago

Unique Repositories:
3,035 repositories

Unique Repos (30 days):
101 repositories

Security Advisories

@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, ...

Anthropic's MCP TypeScript SDK has a ReDoS vulnerability

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

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

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 about 13 hours 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

Bump the npm_and_yarn group across 3 directories with 6 updates

servant-io/gloo-hack-2025 #46

0.5.0 → 1.26.0 Major PR

Open 4 months ago 1 comment

chore(deps): bump the npm_and_yarn group across 4 directories with 10 updates

balajirajput96/playwright #6

1.17.5 → 1.26.0 Minor PR

Closed 4 months ago 2 comments

Bump the npm_and_yarn group across 5 directories with 12 updates

RemyLoveLogicAI/kilocode #18

1.12.0 → 1.26.0 Minor PR

Open 4 months ago 5 comments

chore(deps): bump the npm_and_yarn group across 15 directories with 24 updates

UniversalStandards/activepieces #6

1.11.0 → 1.26.0 Minor PR

Open 4 months ago 2 comments

chore(deps): bump the npm_and_yarn group across 2 directories with 9 updates

NJX-njx/gemini-cli #3

1.15.1 → 1.26.0 Minor PR

Closed 4 months ago 1 comment

build(deps): bump ajv and @modelcontextprotocol/sdk

zxzinn/vercel-ai-sdk-practices #118

1.20.1 → 1.26.0 Minor PR

Open 4 months ago 1 comment

build(deps): bump the npm_and_yarn group across 3 directories with 11 updates

RemyLoveLogicAI/gemini-cli #14

1.15.1 → 1.26.0 Minor PR

Open 4 months ago 7 comments

Bump the npm_and_yarn group across 2 directories with 10 updates

GlacierEQ/qwen-code #2

1.17.1 → 1.26.0 Minor PR

Open 4 months ago 3 comments

Bump the npm_and_yarn group across 4 directories with 14 updates

robert2687/huggingface.js #4

1.11.2 → 1.26.0 Minor PR

Closed 4 months ago 1 comment

Bump the npm_and_yarn group across 2 directories with 9 updates

ANT0071/azure-sdk-for-java #2

1.13.2 → 1.26.0 Minor PR

Closed 4 months ago 1 comment

Bump the npm_and_yarn group across 21 directories with 4 updates

K1LLLAGT/mcp-server-cloudflare #2

1.11.3 → 1.26.0 Minor PR

Open 4 months ago 1 comment

chore(deps): bump the npm_and_yarn group across 2 directories with 9 updates

CrazyDubya/gemini-cli #5

1.15.1 → 1.26.0 Minor PR

Closed 4 months ago 1 comment

chore(deps): bump ajv and @modelcontextprotocol/sdk in /gmail-mcp-extension/mcp-server

cafferychen777/gmail-mcp #63

1.17.0 → 1.26.0 Minor PR

Open 4 months ago 1 comment

chore(deps): bump the npm_and_yarn group across 2 directories with 10 updates

sizzlebop/qwen-code #2

1.15.1 → 1.26.0 Minor PR

Closed 4 months ago 1 comment

Bump the npm_and_yarn group across 1 directory with 6 updates

GlacierEQ/stagehand #3

1.17.2 → 1.26.0 Minor PR

Open 4 months ago 3 comments

build(deps): Bump ajv and @modelcontextprotocol/sdk in /mcps/neuroviews-dev-mcp

MoLinesGitHub/NeuroViews #17

1.17.3 → 1.26.0 Minor PR

Open 4 months ago 1 comment

build(deps): bump ajv and @modelcontextprotocol/sdk

tblakex01/aks-module-example #27

1.12.1 → 1.26.0 Minor PR

Open 4 months ago 1 comment

Bump the npm_and_yarn group across 4 directories with 10 updates

jgeofil/TypeAgent #2

1.11.3 → 1.26.0 Minor PR

Open 4 months ago 1 comment

chore(deps): bump the npm_and_yarn group across 3 directories with 11 updates

jadenblack/gemini-cli #2

1.13.1 → 1.26.0 Minor PR

Open 4 months ago 1 comment

Bump the npm_and_yarn group across 19 directories with 26 updates

GlacierEQ/activepieces #2

1.11.0 → 1.26.0 Minor PR

Open 4 months ago 4 comments

Bump ajv and @modelcontextprotocol/sdk

kritsanan1/mcp-servers #20

1.12.1 → 1.26.0 Minor PR

Open 4 months ago 2 comments

Bump the npm_and_yarn group across 1 directory with 8 updates

LogicaldataCo/mcp-playwright #2

1.11.1 → 1.26.0 Minor PR

Closed 4 months ago 1 comment

Bump the npm_and_yarn group across 2 directories with 15 updates

KB01111/kb-MultiCavas #18

1.10.2 → 1.26.0 Minor PR

Open 4 months ago 2 comments

chore(deps): bump ajv and @modelcontextprotocol/sdk in /packages/api-langchain-js

Azure-Samples/azure-ai-travel-agents #190

1.20.2 → 1.26.0 Minor PR

Closed 4 months ago 3 comments

Bump the npm_and_yarn group across 6 directories with 11 updates

temporalio/samples-typescript #448

1.25.1 → 1.26.0 Minor PR

Open 4 months ago 1 comment

build(deps): bump @modelcontextprotocol/sdk and @angular/cli

geo-engine/geoengine-ui #874

1.25.2 → 1.26.0 Minor PR

Closed 4 months ago 1 comment

Bump the npm_and_yarn group across 2 directories with 5 updates

liteapi-travel/mcp-server #3

1.25.2 → 1.26.0 Minor PR

Closed 4 months ago 2 comments

build(deps): bump the npm_and_yarn group across 1 directory with 6 updates

akiojin/unity-cli #18

1.25.3 → 1.26.0 Minor PR

Closed 4 months ago 2 comments

chore(deps): bump the npm_and_yarn group across 2 directories with 5 updates

szabiiii/crawlee #3

1.25.2 → 1.27.0 Minor PR

Closed 4 months ago 1 comment

build(deps): Bump the npm_and_yarn group across 3 directories with 11 updates

cogpy/occ #147

1.24.0 → 1.26.0 Minor PR

Open 4 months ago 2 comments

chore(deps): bump the npm_and_yarn group across 2 directories with 7 updates

suissa/tsx-hrm-agent #3

1.15.1 → 1.26.0 Minor PR

Closed 4 months ago 1 comment

chore(deps): bump the npm_and_yarn group across 2 directories with 7 updates

ELMOURABEA/gemini-cli-Elmourabea #8

1.15.1 → 1.26.0 Minor PR

Closed 4 months ago 1 comment

Bump the npm_and_yarn group across 10 directories with 12 updates

descope/ai #75

1.9.0 → 1.26.0 Minor PR

Open 4 months ago 6 comments

chore(deps): bump the npm_and_yarn group across 5 directories with 28 updates

ssushant0011/langchainjs #2

1.11.2 → 1.26.0 Minor PR

Closed 4 months ago 1 comment

chore(deps): bump the npm_and_yarn group across 2 directories with 4 updates

SavGRY/incassi #286

1.25.2 → 1.26.0 Minor PR

Closed 4 months ago 1 comment

chore(deps): bump the npm_and_yarn group across 3 directories with 10 updates

ELMOURABEA/openai-agents-js-ELMOURABEA- #3

1.12.1 → 1.26.0 Minor PR

Closed 4 months ago 1 comment

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

johndoe6345789/metabuilder #1488

1.25.3 → 1.26.0 Minor PR

Closed 4 months ago 1 comment

chore(deps): bump the npm_and_yarn group across 2 directories with 8 updates

alexcolls/qwen-code #4

1.25.1 → 1.26.0 Minor PR

Closed 4 months ago 1 comment

chore(deps): bump the npm_and_yarn group across 2 directories with 7 updates

needaccforwhonix/gemini-cli-3- #3

1.24.0 → 1.26.0 Minor PR

Open 4 months ago 6 comments

build(deps): bump the npm_and_yarn group across 2 directories with 6 updates

Mangust212/gemini-cli #2

1.23.0 → 1.26.0 Minor PR

Closed 4 months ago 1 comment

Bump the npm_and_yarn group across 1 directory with 8 updates

sellytechytests-3133/henri-boma-complete-project #5

1.11.3 → 1.26.0 Minor PR

Closed 4 months ago 1 comment

chore(deps): bump the npm_and_yarn group across 3 directories with 7 updates

Metatronsdoob369/Domicile #6

1.24.3 → 1.26.0 Minor PR

Open 4 months ago 2 comments

chore(deps): bump the npm_and_yarn group across 2 directories with 6 updates

hfroget-305/gemini-cli #3

1.23.0 → 1.26.0 Minor PR

Closed 4 months ago 1 comment

Bump the npm_and_yarn group across 2 directories with 8 updates

darbotlabs/darbot-coder #6

1.17.5 → 1.26.0 Minor PR

Closed 4 months ago 1 comment

chore(deps): bump the npm_and_yarn group across 2 directories with 8 updates

Allowebs/gemini-cli #2

1.15.1 → 1.26.0 Minor PR

Closed 4 months ago 1 comment

chore(deps): bump the npm_and_yarn group across 4 directories with 11 updates

GoldenEagle-23/cline #2

1.22.0 → 1.26.0 Minor PR

Closed 4 months ago 1 comment

chore(deps): bump the npm_and_yarn group across 12 directories with 15 updates

suissa/continue #4

1.12.0 → 1.26.0 Minor PR

Closed 4 months ago 1 comment

chore(deps): bump the npm_and_yarn group across 3 directories with 10 updates

anumethod/openai-agents-js #2

1.12.1 → 1.26.0 Minor PR

Open 4 months ago 1 comment

chore(deps): bump the npm_and_yarn group across 12 directories with 14 updates

suissa/continue #3

1.12.0 → 1.26.0 Minor PR

Closed 4 months ago 1 comment

Bump the npm_and_yarn group across 3 directories with 9 updates

mawazawa/inbox-zero #2

1.20.1 → 1.26.0 Minor PR

Open 4 months 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 3,693 (42.8%)

Merged 494 (5.7%)

Closed 3,950 (45.8%)

PR Types

Major 294 (3.4%)

Minor 6,573 (76.3%)

Patch 1,268 (14.7%)