`@modelcontextprotocol/sdk`

Ecosystem:
npm

Package URL:
pkg:npm/@modelcontextprotocol/sdk

Total PRs:
8,619 Dependabot PRs

Latest PR:
2 days 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 19 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

chore: bump @modelcontextprotocol/sdk from 1.25.3 to 1.26.0 in the npm_and_yarn group across 1 directory

airRnot1106/blog #45

1.25.3 → 1.26.0 Minor PR

Open 4 months ago 2 comments

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

codetalcott/lokascript #56

1.25.3 → 1.26.0 Minor PR

Open 4 months ago 2 comments

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

tannergolden/repository #9

1.25.3 → 1.26.0 Minor PR

Closed 4 months ago 1 comment

Bump @modelcontextprotocol/sdk from 1.25.3 to 1.26.0 in /client in the npm_and_yarn group across 1 directory

DanNgo4/Portfolio-Website-danngo.space #25

1.25.3 → 1.26.0 Minor PR

Open 4 months ago 1 comment

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

structured-world/gitlab-mcp #281

1.25.3 → 1.26.0 Minor PR

Open 4 months ago 1 comment

build(deps): bump @modelcontextprotocol/sdk from 1.25.2 to 1.26.0

shravzzv/chatly #58

1.25.2 → 1.26.0 Minor PR

Open 4 months ago 1 comment

build(deps): bump @modelcontextprotocol/sdk from 1.25.2 to 1.26.0 in /tools/tcpwatch/app

bbmorten/morzer #11

1.25.2 → 1.26.0 Minor PR

Open 4 months ago 1 comment

chore(deps-dev): bump @modelcontextprotocol/sdk from 1.25.2 to 1.26.0

idugeni/rutan-wonosobo #15

1.25.2 → 1.26.0 Minor PR

Closed 4 months ago 3 comments

Bump @modelcontextprotocol/sdk from 1.25.3 to 1.26.0

RoleModel/optics-mcp #14

1.25.3 → 1.26.0 Minor PR

Closed 4 months ago 1 comment

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

izorg/munchkin-material #294

1.25.3 → 1.26.0 Minor PR

Closed 4 months ago 2 comments

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

imoli-pl/efl-leasing-docs #3

1.25.3 → 1.26.0 Minor PR

Open 4 months ago 1 comment

chore(deps): Bump @modelcontextprotocol/sdk from 1.25.2 to 1.26.0 in /packages/mcp-server in the npm_and_yarn group across 1 directory

rustledger/rustledger #302

1.25.2 → 1.26.0 Minor PR

Open 4 months ago 2 comments

build(deps): bump @modelcontextprotocol/sdk from 1.25.3 to 1.26.0 in the npm_and_yarn group across 1 directory

openvanilla/McBopomofoWeb #523

1.25.3 → 1.26.0 Minor PR

Open 4 months ago 1 comment

Bump @modelcontextprotocol/sdk from 1.25.2 to 1.26.0

udacity/cd14715-claude-code-classroom #10

1.25.2 → 1.26.0 Minor PR

Closed 4 months ago 1 comment

build(deps): bump @modelcontextprotocol/sdk from 1.25.3 to 1.26.0 in /mcp_servers/airtable_atlas

Klavis-AI/klavis #1057

1.25.3 → 1.26.0 Minor PR

Open 4 months ago 1 comment

chore(deps): bump @modelcontextprotocol/sdk from 1.25.2 to 1.26.0

saadnvd1/agent-os #11

1.25.2 → 1.26.0 Minor PR

Closed 4 months ago 2 comments

Bump @modelcontextprotocol/sdk from 1.25.3 to 1.26.0 in the npm_and_yarn group across 1 directory

appifyhub/the-agent-web-app #324

1.25.3 → 1.26.0 Minor PR

Closed 4 months ago 4 comments

build(deps): bump @modelcontextprotocol/sdk from 1.25.2 to 1.26.0

steipete/oracle #88

1.25.2 → 1.26.0 Minor PR

Closed 4 months ago 2 comments

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

MCP-Mux/mcp-mux #11

1.25.3 → 1.26.0 Minor PR

Open 4 months ago 1 comment

chore(deps): bump @modelcontextprotocol/sdk from 1.25.3 to 1.26.0 in the npm_and_yarn group across 1 directory

chrisleekr/langchain-playground #188

1.25.3 → 1.26.0 Minor PR

Closed 4 months ago 1 comment

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

aaronsb/obsidian-mcp-plugin #87

1.25.3 → 1.26.0 Minor PR

Closed 4 months ago 4 comments

chore(deps): bump @modelcontextprotocol/sdk from 1.25.2 to 1.26.0 in /web/cypress/mcp-server

johanna-II/BillingTest #212

1.25.2 → 1.26.0 Minor PR

Closed 4 months ago 3 comments

build(deps): bump the npm_and_yarn group across 1 directory with 2 updates

frer0t/irekure #20

1.25.2 → 1.26.0 Minor PR

Open 4 months ago 1 comment

chore(deps-dev): bump @modelcontextprotocol/sdk from 1.25.2 to 1.26.0

VinaySiddha/SVEC-CMS #53

1.25.2 → 1.26.0 Minor PR

Open 4 months ago 2 comments

build(deps): Bump @modelcontextprotocol/sdk from 1.25.2 to 1.26.0

TrendpilotAI/NarrativeReactor #6

1.25.2 → 1.26.0 Minor PR

Closed 4 months ago 4 comments

Bump @modelcontextprotocol/sdk from 1.25.3 to 1.26.0

w01fgang/mcp-design-comparison #1

1.25.3 → 1.26.0 Minor PR

Open 4 months ago 1 comment

Bump the npm_and_yarn group across 1 directory with 2 updates

github/gh-aw #13785

1.25.2 → 1.26.0 Minor PR

Open 4 months ago 5 comments

chore(deps): bump @modelcontextprotocol/sdk from 1.25.2 to 1.26.0 in /use-cases/customer-support-agent

awslabs/bedrock-agentcore-samples-typescript #31

1.25.2 → 1.26.0 Minor PR

Open 4 months ago 1 comment

Bump @modelcontextprotocol/sdk from 1.25.3 to 1.26.0

aqualinkorg/aqualink-app #1222

1.25.3 → 1.26.0 Minor PR

Closed 4 months ago 1 comment

build(deps-dev): bump @modelcontextprotocol/sdk from 1.25.2 to 1.26.0 in /Frontend in the npm_and_yarn group across 1 directory

mdaashir/SMS #10

1.25.2 → 1.26.0 Minor PR

Closed 4 months ago 1 comment

chore(deps): bump @modelcontextprotocol/sdk from 1.25.2 to 1.26.0

drptbl/universalis-mcp-server #4

1.25.2 → 1.26.0 Minor PR

Open 4 months ago 1 comment

chore(deps): bump @modelcontextprotocol/sdk from 1.25.2 to 1.26.0

SmartBear/smartbear-mcp #321

1.25.2 → 1.26.0 Minor PR

Closed 4 months ago 3 comments

Bump @modelcontextprotocol/sdk from 1.25.3 to 1.26.0

sapientsai/microsoft-mcp-server #6

1.25.3 → 1.26.0 Minor PR

Closed 4 months ago 1 comment

build(deps): bump @modelcontextprotocol/sdk from 1.25.3 to 1.26.0 in the npm_and_yarn group across 1 directory

trygforsikring/LibreChat #3

1.25.3 → 1.26.0 Minor PR

Closed 4 months ago 1 comment

chore(deps): bump @modelcontextprotocol/sdk from 1.25.3 to 1.26.0 in the npm_and_yarn group across 1 directory

Activ8-AI/Teamwork-MCP #46

1.25.3 → 1.26.0 Minor PR

Closed 4 months ago 1 comment

Bump @modelcontextprotocol/sdk from 1.25.3 to 1.26.0

marktron/randonneurs-ontario #23

1.25.3 → 1.26.0 Minor PR

Closed 4 months ago 2 comments

Bump @modelcontextprotocol/sdk from 1.25.3 to 1.26.0

hebcal/hebcal-mcp #8

1.25.3 → 1.26.0 Minor PR

Closed 4 months ago 1 comment

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

kskonovalov/CS #99

1.25.3 → 1.26.0 Minor PR

Open 4 months ago 1 comment

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

rishitank/auggie-openai-proxy #26

1.25.3 → 1.26.0 Minor PR

Open 4 months ago 5 comments

chore(deps): bump @modelcontextprotocol/sdk from 1.25.2 to 1.26.0

labring/FastGPT #6384

1.25.2 → 1.26.0 Minor PR

Open 4 months ago 4 comments

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

public-ui/kolibri #9418

1.25.3 → 1.26.0 Minor PR

Open 4 months ago 1 comment

build(deps): bump @modelcontextprotocol/sdk from 1.25.3 to 1.26.0 in the npm_and_yarn group across 1 directory

ryanmaclean/vibecode-webgui #1815

1.25.3 → 1.26.0 Minor PR

Open 4 months ago 7 comments

chore: bump @modelcontextprotocol/sdk from 1.25.2 to 1.26.0

FlexNetOS/ripple-env #84

1.25.2 → 1.26.0 Minor PR

Open 4 months ago 1 comment

chore(deps): bump @modelcontextprotocol/sdk from 1.25.2 to 1.26.0 in /actions/helm/generate-docs

hoverkraft-tech/ci-github-container #657

1.25.2 → 1.26.0 Minor PR

Open 4 months ago 1 comment

chore(deps-dev): bump @modelcontextprotocol/sdk from 1.25.2 to 1.26.0

shogidemo/zenn-content #19

1.25.2 → 1.26.0 Minor PR

Closed 4 months ago 1 comment

chore(deps-dev): bump @modelcontextprotocol/sdk from 1.25.2 to 1.26.0

Tibule12/AutoPromote #243

1.25.2 → 1.26.0 Minor PR

Closed 4 months ago 1 comment

chore(deps): bump the npm_and_yarn group across 2 directories with 1 update

NicktheQuickFTW/FlexTime #336

1.25.2 → 1.26.0 Minor PR

Open 4 months ago 4 comments

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

dnbexperience/eufemia #6538

1.25.3 → 1.26.0 Minor PR

Open 4 months ago 3 comments

Bump @modelcontextprotocol/sdk from 1.25.3 to 1.26.0 in the npm_and_yarn group across 1 directory

BankkRoll/tweakcn-theme-picker #5

1.25.3 → 1.26.0 Minor PR

Closed 4 months ago 2 comments

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

ma-pony/deepspider #1

1.25.3 → 1.26.0 Minor PR

Closed 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%)