`@modelcontextprotocol/sdk`

Ecosystem:
npm

Package URL:
pkg:npm/@modelcontextprotocol/sdk

Total PRs:
8,640 Dependabot PRs

Latest PR:
3 days ago

Unique Repositories:
3,046 repositories

Unique Repos (30 days):
63 repositories

Security Advisories

Anthropic's MCP TypeScript SDK has a ReDoS vulnerability

GHSA-8r9q-7v3j-jr4g CVE-2026-0621 HIGH published 6 months ago • updated 3 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 5 months ago • updated 3 days 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 7 months ago • updated 3 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 @modelcontextprotocol/sdk from 1.17.4 to 1.20.1

freema/mcp-jira-stdio #55

1.17.4 → 1.20.1 Minor PR

Open 8 months ago 1 comment

build(deps): bump @modelcontextprotocol/sdk from 1.16.0 to 1.20.1

ehpyeon/n8n-nodes-mcp-enhanced #31

1.16.0 → 1.20.1 Minor PR

Closed 8 months ago 1 comment

chore(deps): bump @modelcontextprotocol/sdk from 0.5.0 to 1.20.1

ExpertVagabond/universal-blockchain-mcp #29

0.5.0 → 1.20.1 Major PR

Closed 8 months ago 1 comment

chore(deps): bump @modelcontextprotocol/sdk from 0.7.0 to 1.20.1 in /plugins/mcp/ai-experiment-logger

jeremylongshore/claude-code-plugins-plus #71

0.7.0 → 1.20.1 Major PR

Closed 8 months ago 2 comments

chore(deps): bump the production-dependencies group with 2 updates

cswkim/discogs-mcp-server #85

1.20.0 → 1.20.1 Patch PR

Open 8 months ago 1 comment

Bump @modelcontextprotocol/sdk from 1.17.0 to 1.20.1

GANSSIT1979/t-are-ecommerce #27

1.17.0 → 1.20.1 Minor PR

Closed 8 months ago 1 comment

chore(deps): bump @modelcontextprotocol/sdk from 0.7.0 to 1.20.1 in /plugins/mcp/design-to-code

jeremylongshore/claude-code-plugins-plus #57

0.7.0 → 1.20.1 Major PR

Closed 8 months ago 2 comments

chore(deps): bump @modelcontextprotocol/sdk from 0.7.0 to 1.20.1 in /plugins/mcp/project-health-auditor

jeremylongshore/claude-code-plugins-plus #54

0.7.0 → 1.20.1 Major PR

Closed 8 months ago 2 comments

build(deps): bump @modelcontextprotocol/sdk from 1.13.2 to 1.20.1

simonberner/mcp-ts-demo-cf #92

1.13.2 → 1.20.1 Minor PR

Open 8 months ago 2 comments

Bump @modelcontextprotocol/sdk from 1.0.4 to 1.20.1

q1838818427/chat-apt #29

1.0.4 → 1.20.1 Minor PR

Open 8 months ago 2 comments

build(deps): bump @modelcontextprotocol/sdk from 1.16.0 to 1.20.1

nerding-io/n8n-nodes-mcp #237

1.16.0 → 1.20.1 Minor PR

Open 8 months ago 1 comment

chore(deps): bump @modelcontextprotocol/sdk from 1.8.0 to 1.20.1

MCP-Mirror/aashari_mcp-server-atlassian-bitbucket #153

1.8.0 → 1.20.1 Minor PR

Open 8 months ago 1 comment

chore(deps): bump @modelcontextprotocol/sdk from 1.11.4 to 1.20.1

askanuradha/mcp-server-atlassian-bitbucket #94

1.11.4 → 1.20.1 Minor PR

Open 8 months ago 1 comment

deps(deps): bump the catalog group across 1 directory with 92 updates

getcolex/directus-colex #14

1.17.1 → 1.20.1 Minor PR

Open 8 months ago 1 comment

deps(deps): bump @modelcontextprotocol/sdk from 1.17.0 to 1.20.1

lailo/github-actions-mcp #89

1.17.0 → 1.20.1 Minor PR

Open 8 months ago 1 comment

deps(deps): bump @modelcontextprotocol/sdk from 1.20.0 to 1.20.1

markcoleman/Aggregator-the-agitator #50

1.20.0 → 1.20.1 Patch PR

Open 8 months ago 1 comment

Bump @modelcontextprotocol/sdk from 1.5.0 to 1.20.1

Dragorium1/n8n-nodes-mcp-drag #91

1.5.0 → 1.20.1 Minor PR

Closed 8 months ago 1 comment

chore(deps): bump @modelcontextprotocol/sdk from 1.19.1 to 1.20.1

trevSmart/ibm-rally-context #37

1.19.1 → 1.20.1 Minor PR

Closed 8 months ago 2 comments

chore(deps): bump @modelcontextprotocol/sdk from 1.18.2 to 1.20.1

PatrickKoss/docsearch-mcp #47

1.18.2 → 1.20.1 Minor PR

Open 8 months ago 1 comment

deps(deps): bump @modelcontextprotocol/sdk from 1.20.0 to 1.20.1

bmlt-enabled/bmlt-mcp-server #38

1.20.0 → 1.20.1 Patch PR

Closed 8 months ago 2 comments

deps(deps): bump @modelcontextprotocol/sdk from 1.18.1 to 1.20.1

Horizon-Digital-Engineering/fpe-demo-mcp #39

1.18.1 → 1.20.1 Minor PR

Closed 8 months ago 1 comment

deps(deps): bump @modelcontextprotocol/sdk from 1.16.0 to 1.20.1

zakthompson/invokr #80

1.16.0 → 1.20.1 Minor PR

Open 8 months ago 1 comment

deps(deps): bump @modelcontextprotocol/sdk from 1.19.1 to 1.20.1

get2knowio/n8n-mcp #63

1.19.1 → 1.20.1 Minor PR

Closed 8 months ago 3 comments

deps(deps): bump @modelcontextprotocol/sdk from 0.5.0 to 1.20.1

jmndao/deggo-mcp #39

0.5.0 → 1.20.1 Major PR

Closed 8 months ago 1 comment

deps(deps): bump @modelcontextprotocol/sdk from 1.12.1 to 1.20.1

rickysullivan/gitbook-mcp #74

1.12.1 → 1.20.1 Minor PR

Closed 8 months ago 1 comment

chore(deps): Bump @modelcontextprotocol/sdk from 1.12.1 to 1.20.1

philgetzen/bear-mcp #44

1.12.1 → 1.20.1 Minor PR

Open 8 months ago 1 comment

chore(deps): bump @modelcontextprotocol/sdk from 0.5.0 to 1.20.1

ExpertVagabond/sui-mcp-server #10

0.5.0 → 1.20.1 Major PR

Closed 8 months ago 1 comment

Bump @modelcontextprotocol/sdk from 1.18.1 to 1.20.1

HumanSecurity/human-mcp-server #99

1.18.1 → 1.20.1 Minor PR

Closed 8 months ago 1 comment

deps(poml-mcp)(deps): bump @modelcontextprotocol/sdk from 1.17.3 to 1.20.1

iberi22/POML-MCP #20

1.17.3 → 1.20.1 Minor PR

Open 8 months ago 4 comments

chore(deps)(deps): bump @modelcontextprotocol/sdk from 0.6.1 to 1.20.1 in /mcp-server

jjordy/orchestra #99

0.6.1 → 1.20.1 Major PR

Open 8 months ago 2 comments

Bump @modelcontextprotocol/sdk from 1.0.4 to 1.20.1

Dominator-Index/chatgpt-next-web #17

1.0.4 → 1.20.1 Minor PR

Open 8 months ago 2 comments

build(deps): bump @modelcontextprotocol/sdk from 0.5.0 to 1.20.1

ACUY-D/AGENT-DIRECTOR #53

0.5.0 → 1.20.1 Major PR

Open 8 months ago 1 comment

npm(deps): bump the minor-patch-updates group across 1 directory with 14 updates

VReippainen/hevy-mcp-server #44

1.9.0 → 1.20.1 Minor PR

Closed 8 months ago 1 comment

Bump @modelcontextprotocol/sdk from 1.0.4 to 1.20.1

wenweiBao/gpt-next-02 #42

1.0.4 → 1.20.1 Minor PR

Open 8 months ago 1 comment

chore(deps): bump @modelcontextprotocol/sdk from 1.19.1 to 1.20.1

yusakuvol/betting-method-mcp #52

1.19.1 → 1.20.1 Minor PR

Open 8 months ago 2 comments

deps(deps): bump @modelcontextprotocol/sdk from 1.15.0 to 1.20.1

workos/vercel-mcp-example #81

1.15.0 → 1.20.1 Minor PR

Open 8 months ago 2 comments

chore(deps): bump @modelcontextprotocol/sdk from 1.18.2 to 1.20.1

vespo92/QBO-MCP-TS #80

1.18.2 → 1.20.1 Minor PR

Closed 8 months ago 2 comments

chore(deps): bump the minor-and-patch group with 9 updates

oculairmedia/Letta-MCP-server #78

1.16.0 → 1.20.1 Minor PR

Open 8 months ago 4 comments

build(deps): bump the dependencies group across 1 directory with 21 updates

toolprint/sdk-ts #32

1.13.2 → 1.20.1 Minor PR

Open 8 months ago 1 comment

chore(deps): bump @modelcontextprotocol/sdk from 1.12.1 to 1.20.1

akiojin/playfab-mcp-server #210

1.12.1 → 1.20.1 Minor PR

Open 8 months ago 3 comments

chore(deps): bump @modelcontextprotocol/sdk from 1.20.0 to 1.20.1

sapientpants/deepsource-mcp-server #202

1.20.0 → 1.20.1 Patch PR

Open 8 months ago 2 comments

chore(deps): bump @modelcontextprotocol/sdk from 1.17.2 to 1.20.1

Morlock52/newmedia #133

1.17.2 → 1.20.1 Minor PR

Closed 8 months ago 2 comments

build(deps): Bump @modelcontextprotocol/sdk from 1.17.1 to 1.20.1

semanticintent/semantic-d1-mcp #12

1.17.1 → 1.20.1 Minor PR

Open 8 months ago 1 comment

Bump @modelcontextprotocol/sdk from 1.0.4 to 1.20.1

Dark-Town/paidtech-chat #41

1.0.4 → 1.20.1 Minor PR

Closed 8 months ago 2 comments

Bump @modelcontextprotocol/sdk from 1.10.1 to 1.20.1

morinokami/mcp-server-hackernews #117

1.10.1 → 1.20.1 Minor PR

Closed 8 months ago 1 comment

chore(deps): bump @modelcontextprotocol/sdk from 1.19.1 to 1.20.1

tsmztech/mcp-server-salesforce #57

1.19.1 → 1.20.1 Minor PR

Closed 8 months ago 1 comment

chore(deps): bump @modelcontextprotocol/sdk from 1.13.1 to 1.20.1

ConardLi/easy-llm-cli #117

1.13.1 → 1.20.1 Minor PR

Closed 8 months ago 1 comment

deps(deps): bump @modelcontextprotocol/sdk from 1.18.2 to 1.20.1

tuannvm/codex-mcp-server #56

1.18.2 → 1.20.1 Minor PR

Open 8 months ago 2 comments

deps: bump @modelcontextprotocol/sdk from 1.17.4 to 1.20.1

elwizard33/oas-mcp #72

1.17.4 → 1.20.1 Minor PR

Closed 8 months ago 1 comment

build(deps): Bump @modelcontextprotocol/sdk from 1.19.1 to 1.20.1

efortner/apartment-helper #46

1.19.1 → 1.20.1 Minor PR

Closed 8 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 3,703 (42.9%)

Merged 494 (5.7%)

Closed 3,961 (45.8%)

PR Types

Major 294 (3.4%)

Minor 6,594 (76.3%)

Patch 1,268 (14.7%)