`@modelcontextprotocol/sdk`

Ecosystem:
npm

Package URL:
pkg:npm/@modelcontextprotocol/sdk

Total PRs:
8,620 Dependabot PRs

Latest PR:
about 3 hours ago

Unique Repositories:
3,035 repositories

Unique Repos (30 days):
81 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 6 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 1 day 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 @modelcontextprotocol/sdk from 1.23.0 to 1.26.0

heymeowcat/nexus-apis #4

1.23.0 → 1.26.0 Minor PR

Open 4 months ago 1 comment

chore(deps): bump @modelcontextprotocol/sdk from 1.20.0 to 1.26.0

ooples/token-optimizer-mcp #141

1.20.0 → 1.26.0 Minor PR

Open 4 months ago 4 comments

Bump @modelcontextprotocol/sdk from 1.19.1 to 1.26.0 in /mcp-server

gemini-cli-extensions/web-accessibility #9

1.19.1 → 1.26.0 Minor PR

Closed 4 months ago 1 comment

chore(deps): bump @modelcontextprotocol/sdk from 1.20.2 to 1.26.0

bgbruno/bg-server-mcp-shell #7

1.20.2 → 1.26.0 Minor PR

Closed 4 months ago 1 comment

Bump the npm_and_yarn group across 5 directories with 10 updates

Kushmanmb/contracts-wizard #1

1.17.3 → 1.26.0 Minor PR

Open 4 months ago 2 comments

Bump the npm_and_yarn group across 1 directory with 12 updates

michaelrapoport/IdeaFlow #15

1.17.5 → 1.26.0 Minor PR

Open 4 months ago 1 comment

Bump @modelcontextprotocol/sdk from 1.20.2 to 1.26.0

bjarte/demo-tanstack-start #9

1.20.2 → 1.26.0 Minor PR

Closed 4 months ago 1 comment

chore(deps): bump @modelcontextprotocol/sdk from 1.21.1 to 1.26.0 in /mcp-n8n-server

Sudo-psc/svlentes-hero-shop #207

1.21.1 → 1.26.0 Minor PR

Open 4 months ago 4 comments

chore(deps): bump @modelcontextprotocol/sdk from 1.20.2 to 1.26.0 in /packages/api-langchain-js

Azure-Samples/azure-ai-travel-agents #181

1.20.2 → 1.26.0 Minor PR

Closed 4 months ago 1 comment

chore(deps): bump @modelcontextprotocol/sdk from 1.20.2 to 1.26.0 in /soloist

acdc-digital/acdc-digital #46

1.20.2 → 1.26.0 Minor PR

Open 4 months ago 2 comments

chore(deps): bump @modelcontextprotocol/sdk from 1.20.1 to 1.26.0

scope3data/agentic-client #113

1.20.1 → 1.26.0 Minor PR

Closed 4 months ago 1 comment

Bump @modelcontextprotocol/sdk from 1.20.1 to 1.26.0

f/komunite-mcp-bootcamp-weather-mcp #5

1.20.1 → 1.26.0 Minor PR

Closed 4 months ago 1 comment

Bump @modelcontextprotocol/sdk from 1.18.2 to 1.26.0

Muzammil309/incubation-management-cra #6

1.18.2 → 1.26.0 Minor PR

Open 4 months ago 1 comment

build(deps): Bump @modelcontextprotocol/sdk from 1.20.0 to 1.26.0 in /mcp-server

jerod0668-create/jules #7

1.20.0 → 1.26.0 Minor PR

Closed 4 months ago 1 comment

chore(deps): bump @modelcontextprotocol/sdk from 1.18.2 to 1.26.0 in /packages/agent-kit

inngest/agent-kit #286

1.18.2 → 1.26.0 Minor PR

Open 4 months ago 1 comment

Bump @modelcontextprotocol/sdk from 1.20.0 to 1.26.0

Cam10001110101/mcp-server-http-time #18

1.20.0 → 1.26.0 Minor PR

Closed 4 months ago 1 comment

chore(deps): bump @modelcontextprotocol/sdk from 1.20.0 to 1.26.0

Sallvainian/NGSS-MCP #7

1.20.0 → 1.26.0 Minor PR

Closed 4 months ago 1 comment

chore(deps): bump @modelcontextprotocol/sdk from 1.20.1 to 1.26.0

Jamie-BitFlight/git-forensics-mcp #23

1.20.1 → 1.26.0 Minor PR

Closed 4 months ago 1 comment

Bump @modelcontextprotocol/sdk from 1.20.0 to 1.26.0

guzco-ai/agent-test-2-cloudflare #16

1.20.0 → 1.26.0 Minor PR

Closed 4 months ago 2 comments

Bump @modelcontextprotocol/sdk from 1.19.1 to 1.26.0 in /my-stagehand-app

Mootbing/browserbase-stagehand #14

1.19.1 → 1.26.0 Minor PR

Closed 4 months ago 1 comment

Bump @modelcontextprotocol/sdk from 1.20.0 to 1.26.0

workos/mcp.shop #49

1.20.0 → 1.26.0 Minor PR

Open 4 months ago 1 comment

Bump @modelcontextprotocol/sdk from 1.18.2 to 1.26.0

snade-dev/testDev #17

1.18.2 → 1.26.0 Minor PR

Open 4 months ago 1 comment

Bump @modelcontextprotocol/sdk from 1.18.2 to 1.26.0

sagarlade/Frontend-developer #12

1.18.2 → 1.26.0 Minor PR

Open 4 months ago 1 comment

Bump @modelcontextprotocol/sdk from 1.20.0 to 1.26.0

rollbar/rollbar-mcp-server #72

1.20.0 → 1.26.0 Minor PR

Open 4 months ago 1 comment

Bump @modelcontextprotocol/sdk from 1.18.0 to 1.26.0

sanlike0911/FastModelContextProtocol #5

1.18.0 → 1.26.0 Minor PR

Closed 4 months ago 1 comment

Bump @modelcontextprotocol/sdk from 1.17.5 to 1.26.0

trycon/ticket-generator-mcp #4

1.17.5 → 1.26.0 Minor PR

Closed 4 months ago 1 comment

Bump @modelcontextprotocol/sdk from 1.18.0 to 1.26.0

domdomegg/programmatic-mcp-prototype #6

1.18.0 → 1.26.0 Minor PR

Closed 4 months ago 1 comment

chore(deps): bump @modelcontextprotocol/sdk from 1.18.0 to 1.26.0

gitsoufiane/soufianechaoufi #21

1.18.0 → 1.26.0 Minor PR

Open 4 months ago 1 comment

Bump @modelcontextprotocol/sdk from 1.17.4 to 1.26.0

TheLunarCompany/mcp-remote-ping #6

1.17.4 → 1.26.0 Minor PR

Closed 4 months ago 1 comment

build(deps): bump @modelcontextprotocol/sdk from 1.18.0 to 1.26.0

ayansasmal/mcp-streamable-example #4

1.18.0 → 1.26.0 Minor PR

Closed 4 months ago 1 comment

build(deps): bump @modelcontextprotocol/sdk from 1.17.4 to 1.26.0

AlaMdalla/marimex_next-front #14

1.17.4 → 1.26.0 Minor PR

Open 4 months ago 1 comment

chore(deps): bump @modelcontextprotocol/sdk from 1.25.3 to 1.26.0

chrisdoc/hevy-mcp #251

1.25.3 → 1.26.0 Minor PR

Closed 4 months ago 2 comments

Bump @modelcontextprotocol/sdk from 1.17.4 to 1.26.0 in /solutions/mcp-chat-client

jaureguijoseph/developer-examples #23

1.17.4 → 1.26.0 Minor PR

Closed 4 months ago 1 comment

chore(deps): bump @modelcontextprotocol/sdk from 1.17.5 to 1.26.0 in /packages/playwright/bundles/mcp

cloudflare/playwright #119

1.17.5 → 1.26.0 Minor PR

Open 4 months ago 2 comments

Bump @modelcontextprotocol/sdk from 1.17.4 to 1.26.0

auguste2003/dongmo-metal #34

1.17.4 → 1.26.0 Minor PR

Open 4 months ago 2 comments

chore(deps): bump @modelcontextprotocol/sdk from 1.17.5 to 1.26.0

Vijay-Duke/mcp-atlassian #74

1.17.5 → 1.26.0 Minor PR

Open 4 months ago 2 comments

Bump @modelcontextprotocol/sdk from 1.17.5 to 1.26.0 in /apps/main-site

AnswerOverflow/AnswerOverflow #900

1.17.5 → 1.26.0 Minor PR

Open 4 months ago 3 comments

Bump @modelcontextprotocol/sdk from 1.17.5 to 1.26.0 in /bridge

Azure-Samples/azure-ai-vision-face-api-mcp-server #17

1.17.5 → 1.26.0 Minor PR

Closed 4 months ago 1 comment

Bump @modelcontextprotocol/sdk from 1.17.4 to 1.26.0 in /typescript-mcp

StigLau/yolo-ffmpeg-mcp #39

1.17.4 → 1.26.0 Minor PR

Closed 4 months ago 1 comment

chore(deps): bump @modelcontextprotocol/sdk from 1.17.3 to 1.26.0 in /crates/terminator-mcp-agent/tests/integration

ErwanLegrand/terminator #12

1.17.3 → 1.26.0 Minor PR

Closed 4 months ago 1 comment

Bump @modelcontextprotocol/sdk from 1.17.3 to 1.26.0

mtcporto/penaareia #16

1.17.3 → 1.26.0 Minor PR

Open 4 months ago 1 comment

chore(deps): bump @modelcontextprotocol/sdk from 1.25.3 to 1.26.0

ever-co/ever-gauzy #9423

1.25.3 → 1.26.0 Minor PR

Open 4 months ago 4 comments

chore(deps): bump @modelcontextprotocol/sdk from 1.17.2 to 1.26.0

mdornich/The-Foundation-for-your-Design-System #8

1.17.2 → 1.26.0 Minor PR

Closed 4 months ago 1 comment

Bump @modelcontextprotocol/sdk from 1.17.3 to 1.26.0

commercetools/mcp-essentials #52

1.17.3 → 1.26.0 Minor PR

Open 4 months ago 1 comment

build(deps): bump @modelcontextprotocol/sdk from 1.17.3 to 1.26.0 in /mcp_servers/shopify

Klavis-AI/klavis #1051

1.17.3 → 1.26.0 Minor PR

Open 4 months ago 2 comments

build(deps): bump @modelcontextprotocol/sdk from 1.17.0 to 1.26.0

michaelwybraniec/mcp-in-chat #9

1.17.0 → 1.26.0 Minor PR

Closed 4 months ago 1 comment

chore(deps): bump @modelcontextprotocol/sdk from 1.17.2 to 1.26.0

kristentr/ui #8

1.17.2 → 1.26.0 Minor PR

Open 4 months ago 3 comments

chore(deps): bump @modelcontextprotocol/sdk from 1.17.1 to 1.26.0 in /src/pizza-data

Azure-Samples/pizza-mcp-agents #26

1.17.1 → 1.26.0 Minor PR

Closed 4 months ago 3 comments

Bump @modelcontextprotocol/sdk from 1.17.0 to 1.26.0

spacelift-flows-apps/flows-app-anthropic #14

1.17.0 → 1.26.0 Minor PR

Closed 4 months ago 1 comment

chore(deps): bump @modelcontextprotocol/sdk from 1.17.2 to 1.26.0

instructa/browser-echo #21

1.17.2 → 1.26.0 Minor PR

Open 4 months ago 1 comment

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%)