`@modelcontextprotocol/sdk`

Ecosystem:
npm

Package URL:
pkg:npm/@modelcontextprotocol/sdk

Total PRs:
8,637 Dependabot PRs

Latest PR:
2 days ago

Unique Repositories:
3,045 repositories

Unique Repos (30 days):
74 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 13 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 7 months ago • updated 9 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 (filtered by: Closed , Minor PRs )

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chore(deps): bump the npm_and_yarn group across 2 directories with 25 updates

sethdford/gemini-cli #11

1.13.1 → 1.29.0 Minor PR

Closed 4 days ago 1 comment

chore(deps): bump the npm-dependencies group across 1 directory with 30 updates

matudnorthrup/tango #129

1.27.1 → 1.29.0 Minor PR

Closed 4 days ago 2 comments

chore(deps): bump the npm_and_yarn group across 2 directories with 24 updates

cosmiccareer/terminai #23

1.23.0 → 1.29.0 Minor PR

Closed 5 days ago 1 comment

chore(deps): bump the npm_and_yarn group across 2 directories with 24 updates

HarleyCoops/gemini-cli #13

1.15.1 → 1.29.0 Minor PR

Closed 8 days ago 3 comments

chore(deps): bump the npm-dependencies group with 29 updates

matudnorthrup/tango #100

1.27.1 → 1.29.0 Minor PR

Closed 8 days ago 1 comment

chore(deps): bump the non-major group across 1 directory with 16 updates

Vijay-Duke/mcp-atlassian #130

1.26.0 → 1.29.0 Minor PR

Closed 11 days ago 3 comments

deps: bump the npm-root group with 3 updates

WeVibe-Network/wevibe-mcp #8

1.28.0 → 1.29.0 Minor PR

Closed 11 days ago 1 comment

deps(deps): Bump the all-dependencies group across 1 directory with 68 updates

ThatGuySam/agentready #2

1.26.0 → 1.29.0 Minor PR

Closed 14 days ago 2 comments

chore(deps): bump the npm-dependencies group across 1 directory with 53 updates

ejjays/gemini-cli-nvdia #1

1.26.0 → 1.29.0 Minor PR

Closed 16 days ago 1 comment

chore(deps): bump the npm_and_yarn group across 2 directories with 25 updates

cosmiccareer/terminai #17

1.23.0 → 1.29.0 Minor PR

Closed 18 days ago 1 comment

deps(deps): bump the all-dependencies group with 69 updates

nkTmmT/learning-saas #1

1.26.0 → 1.29.0 Minor PR

Closed 18 days ago 2 comments

deps(deps): bump the all-dependencies group across 1 directory with 69 updates

mr-ElAmine/string #9

1.26.0 → 1.29.0 Minor PR

Closed 18 days ago 2 comments

deps: bump @modelcontextprotocol/sdk from 1.22.0 to 1.29.0

loomandForge/ux-assistant #18

1.22.0 → 1.29.0 Minor PR

Closed 18 days ago 2 comments

chore(deps): bump the npm_and_yarn group across 6 directories with 9 updates

EmilynnJ/opencode #1

1.25.2 → 1.26.0 Minor PR

Closed 20 days ago 5 comments

chore(deps): bump the agent-sdks group across 1 directory with 6 updates

preset-io/agor #1292

1.27.1 → 1.29.0 Minor PR

Closed 21 days ago 1 comment

chore(deps): bump the npm_and_yarn group across 7 directories with 9 updates

tristanaburns/opencode #4

1.25.2 → 1.26.0 Minor PR

Closed 22 days ago 1 comment

chore(deps): bump the npm_and_yarn group across 7 directories with 10 updates

gemone/opencode #2

1.25.2 → 1.26.0 Minor PR

Closed 22 days ago 1 comment

chore(deps): bump the npm_and_yarn group across 4 directories with 7 updates

Surfndez/opencode #3

1.15.1 → 1.26.0 Minor PR

Closed 22 days ago 1 comment

deps(deps): bump the all-dependencies group across 1 directory with 68 updates

nabashi404/saas-test #4

1.26.0 → 1.29.0 Minor PR

Closed 25 days ago 2 comments

chore(deps)(deps): bump the transitive group across 1 directory with 14 updates

OriginTrail/dkg #629

1.27.1 → 1.29.0 Minor PR

Closed 25 days ago 2 comments

Bump the npm_and_yarn group across 1 directory with 3 updates

c6ai/stagehand #15

1.17.2 → 1.26.0 Minor PR

Closed 26 days ago 1 comment

chore(deps): bump the npm_and_yarn group across 10 directories with 12 updates

nikomatt69/nikcli #78

1.25.2 → 1.26.0 Minor PR

Closed 26 days ago 4 comments

chore(deps): bump the npm_and_yarn group across 1 directory with 16 updates

Kaairofelipe/ext-apps #1

1.25.2 → 1.26.0 Minor PR

Closed 27 days ago 1 comment

chore(deps): bump the npm_and_yarn group across 2 directories with 21 updates

cosmiccareer/terminai #13

1.23.0 → 1.29.0 Minor PR

Closed 27 days ago 1 comment

chore(deps): bump the npm_and_yarn group across 4 directories with 24 updates

EmiyaKiritsugu3/qwen-code #1

1.25.1 → 1.26.0 Minor PR

Closed 28 days ago 2 comments

chore(deps): bump the npm_and_yarn group across 4 directories with 20 updates

alexcolls/qwen-code #34

1.25.1 → 1.26.0 Minor PR

Closed 28 days ago 1 comment

Bump the npm_and_yarn group across 2 directories with 3 updates

anthonyhumphreys/anvil-registry #1

1.6.1 → 1.29.0 Minor PR

Closed 29 days ago 1 comment

chore(deps): bump the npm_and_yarn group across 10 directories with 12 updates

nikomatt69/nikcli #68

1.25.2 → 1.26.0 Minor PR

Closed 30 days ago 4 comments

chore(deps): bump the production-dependencies group with 19 updates

ceilf6/FrontAgent #123

1.25.1 → 1.29.0 Minor PR

Closed 30 days ago 2 comments

chore(deps): bump the minor-and-patch group across 1 directory with 30 updates

code-review-benchmark/coderabbit_prs3__rundown__coderabbit__PR120__20260317 #22

1.27.1 → 1.29.0 Minor PR

Closed about 1 month ago 1 comment

build(deps): bump the minor-and-patch group across 1 directory with 17 updates

vana-com/personal-server #67

1.27.1 → 1.29.0 Minor PR

Closed about 1 month ago 1 comment

chore(deps): bump the npm-dependencies group across 1 directory with 67 updates

84luska84/sega-cli #22

1.26.0 → 1.29.0 Minor PR

Closed about 1 month ago 1 comment

build(deps): bump the minor-and-patch group across 1 directory with 51 updates

itrix-Open-Mercato/open_logistiko #17

1.27.0 → 1.29.0 Minor PR

Closed about 1 month ago 2 comments

chore(deps): bump the npm-dependencies group across 1 directory with 68 updates

EveryOddPixel/Kimi-CLI #29

1.26.0 → 1.29.0 Minor PR

Closed about 1 month ago 1 comment

build(deps): bump the npm-dependencies group with 68 updates

waqas-duck/gemini-cli #32

1.26.0 → 1.29.0 Minor PR

Closed about 1 month ago 1 comment

deps(deps): bump the all-dependencies group across 1 directory with 65 updates

BrianJVarley/react-19-starter #6

1.26.0 → 1.29.0 Minor PR

Closed about 1 month ago 2 comments

deps(deps): bump the all-dependencies group across 1 directory with 66 updates

mr-ElAmine/test-1 #7

1.26.0 → 1.29.0 Minor PR

Closed about 1 month ago 2 comments

deps(deps): bump the all-dependencies group across 1 directory with 66 updates

devahmadsaad/react-starter-kit #7

1.26.0 → 1.29.0 Minor PR

Closed about 1 month ago 2 comments

chore(deps): bump the npm-dependencies group across 1 directory with 64 updates

IAMSKORPZ/Gemini-Cli-Multi-Agent #21

1.26.0 → 1.29.0 Minor PR

Closed about 1 month ago 1 comment

chore(deps): bump the production-minor group across 1 directory with 10 updates

huaqiang-huang/qingyanxue-coding #17

1.27.1 → 1.29.0 Minor PR

Closed about 1 month ago 2 comments

deps(deps): bump @modelcontextprotocol/sdk from 1.0.4 to 1.29.0

G1ngercy/SafeFlo #4

1.0.4 → 1.29.0 Minor PR

Closed about 1 month ago 2 comments

Bump the npm_and_yarn group across 1 directory with 22 updates

HarleyCoops/rowboat #2

1.9.0 → 1.26.0 Minor PR

Closed about 1 month ago 2 comments

chore(deps): bump the npm_and_yarn group across 8 directories with 10 updates

nikomatt69/nikcli #64

1.25.2 → 1.26.0 Minor PR

Closed about 1 month ago 5 comments

chore(deps): bump the ralph-knowledge-minor-patch group in /plugin/ralph-knowledge with 7 updates

cdubiel08/ralph-hero #1241

1.27.1 → 1.29.0 Minor PR

Closed about 1 month ago 1 comment

chore(deps): bump the npm_and_yarn group across 2 directories with 22 updates

dinohatibovic/gemini-cli #15

1.23.0 → 1.29.0 Minor PR

Closed about 1 month ago 1 comment

chore(deps): bump the npm_and_yarn group across 3 directories with 12 updates

JT5D/openai-agents-js #25

1.12.1 → 1.26.0 Minor PR

Closed about 1 month ago 1 comment

chore(deps): bump the npm_and_yarn group across 3 directories with 21 updates

vroonhof/gemini-cli #14

1.15.1 → 1.29.0 Minor PR

Closed about 1 month ago 1 comment

build(deps): bump the npm_and_yarn group across 3 directories with 21 updates

ahump20/gemini-cli #24

1.15.1 → 1.29.0 Minor PR

Closed about 1 month ago 2 comments

chore(deps): bump the npm_and_yarn group across 3 directories with 8 updates

Metatronsdoob369/Domicile #32

1.24.3 → 1.26.0 Minor PR

Closed about 1 month ago 2 comments

chore(deps): bump the production-dependencies group with 7 updates

fictjs/fict #49

1.27.1 → 1.29.0 Minor PR

Closed about 1 month 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 3,701 (42.9%)

Merged 494 (5.7%)

Closed 3,960 (45.8%)

PR Types

Major 294 (3.4%)

Minor 6,591 (76.3%)

Patch 1,268 (14.7%)