diff --git a/.github/workflows/mcp-release-watch.yml b/.github/workflows/mcp-release-watch.yml
index d4b82dc9c1..b514c1c604 100644
--- a/.github/workflows/mcp-release-watch.yml
+++ b/.github/workflows/mcp-release-watch.yml
@@ -27,7 +27,7 @@ jobs:
       - name: Setup Node
         uses: actions/setup-node@48b55a011bda9f5d6aeb4c2d9c7362e8dae4041e # v6
         with:
-          node-version: 24.17.0
+          node-version: 24.18.0
 
       - name: Check MCP release status
         env:
diff --git a/.github/workflows/npm-publish.yml b/.github/workflows/npm-publish.yml
index 6ad32eb924..42b7358b5c 100644
--- a/.github/workflows/npm-publish.yml
+++ b/.github/workflows/npm-publish.yml
@@ -29,7 +29,7 @@ jobs:
       - name: Setup Node
         uses: actions/setup-node@48b55a011bda9f5d6aeb4c2d9c7362e8dae4041e # v6
         with:
-          node-version: 24.17.0
+          node-version: 24.18.0
           registry-url: https://registry.npmjs.org
 
       - name: Verify release tag
diff --git a/.github/workflows/release-selfhost.yml b/.github/workflows/release-selfhost.yml
index 40d7c6afc3..e62a45fc6a 100644
--- a/.github/workflows/release-selfhost.yml
+++ b/.github/workflows/release-selfhost.yml
@@ -50,7 +50,7 @@ jobs:
 
       - uses: actions/setup-node@48b55a011bda9f5d6aeb4c2d9c7362e8dae4041e # v6
         with:
-          node-version: "24"
+          node-version: "24.18.0"
           cache: "npm"
 
       - name: Install deps
diff --git a/.github/workflows/selfhost.yml b/.github/workflows/selfhost.yml
index b3c94a0136..82baaeaeaf 100644
--- a/.github/workflows/selfhost.yml
+++ b/.github/workflows/selfhost.yml
@@ -60,7 +60,7 @@ jobs:
 
       - uses: actions/setup-node@48b55a011bda9f5d6aeb4c2d9c7362e8dae4041e # v6
         with:
-          node-version: "24"
+          node-version: "24.18.0"
           cache: "npm"
 
       - name: Install deps
diff --git a/.github/workflows/ui-preview-deploy.yml b/.github/workflows/ui-preview-deploy.yml
index c29c18c885..8984938422 100644
--- a/.github/workflows/ui-preview-deploy.yml
+++ b/.github/workflows/ui-preview-deploy.yml
@@ -63,7 +63,7 @@ jobs:
         if: steps.cfg.outputs.ready == 'true'
         uses: actions/setup-node@48b55a011bda9f5d6aeb4c2d9c7362e8dae4041e # v6
         with:
-          node-version: 24.17.0
+          node-version: 24.18.0
 
       - name: Install trusted Wrangler
         if: steps.cfg.outputs.ready == 'true'
diff --git a/.github/workflows/upstream-contract.yml b/.github/workflows/upstream-contract.yml
index 05eb9329b2..30966a32d4 100644
--- a/.github/workflows/upstream-contract.yml
+++ b/.github/workflows/upstream-contract.yml
@@ -25,7 +25,7 @@ jobs:
       - name: Setup Node
         uses: actions/setup-node@48b55a011bda9f5d6aeb4c2d9c7362e8dae4041e # v6
         with:
-          node-version: 24.17.0
+          node-version: 24.18.0
           cache: npm
 
       - name: Install dependencies