`@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

Bump @modelcontextprotocol/sdk from 1.16.0 to 1.20.0

timrogers/execute-github-actions-workflow-mcp-server #42

1.16.0 → 1.20.0 Minor PR

Closed 8 months ago 1 comment

Bump @modelcontextprotocol/sdk from 1.0.4 to 1.20.0

scriptsboy/NextChat #20

1.0.4 → 1.20.0 Minor PR

Closed 8 months ago 1 comment

chore(deps): bump @modelcontextprotocol/sdk from 1.8.0 to 1.20.0

MCP-Mirror/sylphlab_pdf-reader-mcp #164

1.8.0 → 1.20.0 Minor PR

Closed 8 months ago 1 comment

Bump @modelcontextprotocol/sdk from 1.12.0 to 1.20.0 in /taskmanager-mcp-server

jung-wan-kim/figma-mcp-blog-automation #108

1.12.0 → 1.20.0 Minor PR

Closed 8 months ago 2 comments

build(deps): bump @modelcontextprotocol/sdk from 1.16.0 to 1.20.0

ehpyeon/n8n-nodes-mcp-enhanced #27

1.16.0 → 1.20.0 Minor PR

Closed 8 months ago 1 comment

Bump @modelcontextprotocol/sdk from 1.17.5 to 1.20.0

github-samples/turn-based-game-mcp #30

1.17.5 → 1.20.0 Minor PR

Closed 8 months ago 1 comment

Bump @modelcontextprotocol/sdk from 1.7.0 to 1.20.0

coolsimonsuper/simonsong #29

1.7.0 → 1.20.0 Minor PR

Closed 8 months ago 2 comments

Bump @modelcontextprotocol/sdk from 1.13.1 to 1.20.0

RoeeJ/seq-mcp #84

1.13.1 → 1.20.0 Minor PR

Closed 8 months ago 1 comment

build(deps): bump @modelcontextprotocol/sdk from 1.5.0 to 1.20.0

dovhyiyaroslav/mcp-n8n-node #87

1.5.0 → 1.20.0 Minor PR

Closed 8 months ago 1 comment

chore(deps): bump @modelcontextprotocol/sdk from 1.12.0 to 1.20.0

steipete/macos-automator-mcp #152

1.12.0 → 1.20.0 Minor PR

Closed 8 months ago 1 comment

Bump @modelcontextprotocol/sdk from 1.17.5 to 1.20.0

chrisreddington/turn-based-game-mcp #39

1.17.5 → 1.20.0 Minor PR

Closed 8 months ago 1 comment

Bump @modelcontextprotocol/sdk from 1.0.4 to 1.20.0

FSSZZZH/111 #35

1.0.4 → 1.20.0 Minor PR

Closed 8 months ago 2 comments

chore(deps): bump @modelcontextprotocol/sdk from 1.17.5 to 1.20.0

guenichone/atlassian-bitbucket-server-mcp #123

1.17.5 → 1.20.0 Minor PR

Closed 8 months ago 2 comments

Bump @modelcontextprotocol/sdk from 1.19.1 to 1.20.0

pnp/cli-microsoft365-mcp-server #63

1.19.1 → 1.20.0 Minor PR

Closed 8 months ago 1 comment

build(deps): bump @modelcontextprotocol/sdk from 1.5.0 to 1.20.0

COMTUB/n8n_base #109

1.5.0 → 1.20.0 Minor PR

Closed 8 months ago 1 comment

Bump @modelcontextprotocol/sdk from 1.11.0 to 1.20.0

ruca-radio/mem-mcp #7

1.11.0 → 1.20.0 Minor PR

Closed 8 months ago 1 comment

Bump @modelcontextprotocol/sdk from 1.15.1 to 1.20.0

timrogers/suggest-follow-up-task-mcp-server #61

1.15.1 → 1.20.0 Minor PR

Closed 8 months ago 1 comment

chore(deps): bump @modelcontextprotocol/sdk from 1.11.0 to 1.20.0

mrgoonie/searchapi-mcp-server #162

1.11.0 → 1.20.0 Minor PR

Closed 8 months ago 2 comments

Bump @modelcontextprotocol/sdk from 1.11.4 to 1.20.0 in /client

jpollard-cs/AMemCP #52

1.11.4 → 1.20.0 Minor PR

Closed 8 months ago 1 comment

build(deps): bump @modelcontextprotocol/sdk from 1.13.3 to 1.20.0

samwang0723/mcp-atlassian #39

1.13.3 → 1.20.0 Minor PR

Closed 8 months ago 1 comment

Bump @modelcontextprotocol/sdk from 1.17.0 to 1.20.0

digitalocean/template-app-platform-gradient-cua-chat #45

1.17.0 → 1.20.0 Minor PR

Closed 8 months ago 1 comment

Bump @modelcontextprotocol/sdk from 1.15.0 to 1.20.0

bensons/mcp-yes-man #16

1.15.0 → 1.20.0 Minor PR

Closed 8 months ago 1 comment

chore(deps): bump @modelcontextprotocol/sdk from 1.11.0 to 1.20.0

gannonh/memento-mcp #99

1.11.0 → 1.20.0 Minor PR

Closed 8 months ago 1 comment

Bump @modelcontextprotocol/sdk from 1.12.1 to 1.20.0

sebastian-zm/mcp-server-dice #72

1.12.1 → 1.20.0 Minor PR

Closed 8 months ago 1 comment

chore(deps): bump @modelcontextprotocol/sdk from 1.17.2 to 1.20.0

Use-Keen/usekeen-mcp-server #31

1.17.2 → 1.20.0 Minor PR

Closed 8 months ago 1 comment

chore(deps): bump @modelcontextprotocol/sdk from 1.10.2 to 1.20.0

vinsidious/whodis-mcp-server #107

1.10.2 → 1.20.0 Minor PR

Closed 8 months ago 2 comments

Bump @modelcontextprotocol/sdk from 1.5.0 to 1.20.0

Dragorium1/n8n-nodes-mcp-drag #90

1.5.0 → 1.20.0 Minor PR

Closed 8 months ago 1 comment

deps(deps): bump @modelcontextprotocol/sdk from 1.18.1 to 1.20.0

cameronrye/activitypub-mcp #29

1.18.1 → 1.20.0 Minor PR

Closed 8 months ago 2 comments

chore(deps): bump @modelcontextprotocol/sdk from 1.18.2 to 1.20.0

raalarcon9705/jira-mcp #17

1.18.2 → 1.20.0 Minor PR

Closed 8 months ago 2 comments

deps(deps): Bump @modelcontextprotocol/sdk from 1.17.5 to 1.20.0 in /playwright-mcp

janayuv/mcp-devops-server #25

1.17.5 → 1.20.0 Minor PR

Closed 8 months ago 1 comment

npm(deps): bump @modelcontextprotocol/sdk from 1.18.1 to 1.20.0

ryemyster/ShaleYeah #68

1.18.1 → 1.20.0 Minor PR

Closed 8 months ago 2 comments

deps(deps): bump @modelcontextprotocol/sdk from 1.18.1 to 1.20.0

Horizon-Digital-Engineering/fpe-demo-mcp #32

1.18.1 → 1.20.0 Minor PR

Closed 8 months ago 1 comment

deps(deps): bump @modelcontextprotocol/sdk from 0.5.0 to 1.20.0

jmndao/deggo-mcp #35

0.5.0 → 1.20.0 Major PR

Closed 8 months ago 1 comment

chore(deps): bump @modelcontextprotocol/sdk from 1.15.0 to 1.20.0

patgpt/cosmic-mcp #82

1.15.0 → 1.20.0 Minor PR

Closed 8 months ago 2 comments

deps(deps): bump @modelcontextprotocol/sdk from 1.12.1 to 1.20.0

rickysullivan/gitbook-mcp #71

1.12.1 → 1.20.0 Minor PR

Closed 8 months ago 1 comment

chore(deps): bump @modelcontextprotocol/sdk from 1.11.1 to 1.20.0

gannonh/firebase-mcp #156

1.11.1 → 1.20.0 Minor PR

Closed 8 months ago 1 comment

Bump @modelcontextprotocol/sdk from 1.19.1 to 1.20.0

zillow/auto-mobile #89

1.19.1 → 1.20.0 Minor PR

Open 8 months ago

chore(deps): bump @modelcontextprotocol/sdk from 1.13.2 to 1.20.0

malvex/mcp-server-vscode #21

1.13.2 → 1.20.0 Minor PR

Closed 8 months ago 1 comment

chore(deps): bump @modelcontextprotocol/sdk from 1.19.1 to 1.20.0

nealrauhauser/memento-mcp #40

1.19.1 → 1.20.0 Minor PR

Merged 8 months ago

build(deps): bump @modelcontextprotocol/sdk from 1.5.0 to 1.20.0

aftabdx/mcp #110

1.5.0 → 1.20.0 Minor PR

Closed 8 months ago 1 comment

Bump @modelcontextprotocol/sdk from 1.18.2 to 1.20.0

nick-pape/mcp-custom-command-line #50

1.18.2 → 1.20.0 Minor PR

Closed 8 months ago 1 comment

chore(deps): bump @modelcontextprotocol/sdk from 1.9.0 to 1.20.0

sylphxltd/filesystem-mcp #136

1.9.0 → 1.20.0 Minor PR

Closed 8 months ago 1 comment

chore(deps)(deps): bump @modelcontextprotocol/sdk from 0.6.1 to 1.20.0 in /mcp-server

jjordy/orchestra #93

0.6.1 → 1.20.0 Major PR

Closed 8 months ago 2 comments

deps(deps): bump @modelcontextprotocol/sdk from 1.13.2 to 1.20.0

ahmetbarut/jira-mcp #58

1.13.2 → 1.20.0 Minor PR

Closed 8 months ago 2 comments

Bump @modelcontextprotocol/sdk from 1.17.5 to 1.20.0

department-of-veterans-affairs/next-build #1398

1.17.5 → 1.20.0 Minor PR

Closed 8 months ago 1 comment

Bump @modelcontextprotocol/sdk from 1.8.0 to 1.20.0

morinokami/mcpsh #145

1.8.0 → 1.20.0 Minor PR

Closed 8 months ago 3 comments

Bump @modelcontextprotocol/sdk from 1.0.4 to 1.20.0

Dominator-Index/chatgpt-next-web #15

1.0.4 → 1.20.0 Minor PR

Closed 8 months ago 2 comments

build(deps): bump @modelcontextprotocol/sdk from 0.5.0 to 1.20.0

ACUY-D/AGENT-DIRECTOR #50

0.5.0 → 1.20.0 Major PR

Closed 8 months ago 2 comments

build(deps): bump the dependencies group across 1 directory with 58 updates

OneGrep/typescript-sdk #110

1.11.0 → 1.20.0 Minor PR

Closed 8 months ago 1 comment

build(deps): bump the dependencies group across 1 directory with 51 updates

toolprint/sdk-ts #31

1.13.2 → 1.20.0 Minor PR

Closed 8 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 3,703 (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%)