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Merged
chagong merged 1 commit into from
Jun 1, 2026
Merged

Add Content Security Policy to webviews #1648

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2 changes: 2 additions & 0 deletions src/beginner-tips/index.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -109,11 +109,13 @@ class BeginnerTipsPage {

// Use a nonce to whitelist which scripts can be run
const nonce = getNonce();
const cspSource = this._panel!.webview.cspSource;

return `<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="utf-8">
<meta http-equiv="Content-Security-Policy" content="default-src 'none'; img-src ${cspSource} https: data:; script-src 'nonce-${nonce}'; style-src ${cspSource} 'unsafe-inline'; font-src ${cspSource} https: data:;">
<meta name="viewport" content="width=device-width,initial-scale=1,shrink-to-fit=no">
<meta name="theme-color" content="#000000">
<title>${WEBVIEW_TITLE}</title>
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2 changes: 2 additions & 0 deletions src/ext-guide/index.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -74,10 +74,12 @@ function getHtmlForWebview(webviewPanel: vscode.WebviewPanel, scriptPath: string

// Use a nonce to whitelist which scripts can be run
const nonce = getNonce();
const cspSource = webviewPanel.webview.cspSource;
return `<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="utf-8">
<meta http-equiv="Content-Security-Policy" content="default-src 'none'; img-src ${cspSource} https: data:; script-src 'nonce-${nonce}'; style-src ${cspSource} 'unsafe-inline'; font-src ${cspSource} https: data:;">
<meta name="viewport" content="width=device-width,initial-scale=1,shrink-to-fit=no">
<meta name="theme-color" content="#000000">
<title>Java Extensions Guide</title>
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2 changes: 2 additions & 0 deletions src/formatter-settings/index.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -158,10 +158,12 @@ export class JavaFormatterSettingsEditorProvider implements vscode.CustomTextEdi

// Use a nonce to whitelist which scripts can be run
const nonce = getNonce();
const cspSource = this.webviewPanel!.webview.cspSource;
return `<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="utf-8">
<meta http-equiv="Content-Security-Policy" content="default-src 'none'; img-src ${cspSource} https: data:; script-src 'nonce-${nonce}'; style-src ${cspSource} 'unsafe-inline'; font-src ${cspSource} https: data:;">
<meta name="viewport" content="width=device-width,initial-scale=1,shrink-to-fit=no">
<meta name="theme-color" content="#000000">
<title>Java Formatter Settings</title>
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2 changes: 2 additions & 0 deletions src/install-jdk/index.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -143,11 +143,13 @@ class InstallJdkPage {

// Use a nonce to whitelist which scripts can be run
const nonce = getNonce();
const cspSource = this._panel!.webview.cspSource;

return `<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="utf-8">
<meta http-equiv="Content-Security-Policy" content="default-src 'none'; img-src ${cspSource} https: data:; script-src 'nonce-${nonce}'; style-src ${cspSource} 'unsafe-inline'; font-src ${cspSource} https: data:;">
<meta name="viewport" content="width=device-width,initial-scale=1,shrink-to-fit=no">
<meta name="theme-color" content="#000000">
<title>React App</title>
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2 changes: 2 additions & 0 deletions src/java-runtime/index.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -165,11 +165,13 @@ function getHtmlForWebview(webviewPanel: vscode.WebviewPanel, scriptPath: string

// Use a nonce to whitelist which scripts can be run
const nonce = getNonce();
const cspSource = webviewPanel.webview.cspSource;

return `<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="utf-8">
<meta http-equiv="Content-Security-Policy" content="default-src 'none'; img-src ${cspSource} https: data:; script-src 'nonce-${nonce}'; style-src ${cspSource} 'unsafe-inline'; font-src ${cspSource} https: data:;">
<meta name="viewport" content="width=device-width,initial-scale=1,shrink-to-fit=no">
<meta name="theme-color" content="#000000">
<title>Configure Java Runtime</title>
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2 changes: 2 additions & 0 deletions src/overview/index.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -114,11 +114,13 @@ function getHtmlForWebview(webviewPanel: vscode.WebviewPanel, scriptPath: string

// Use a nonce to whitelist which scripts can be run
const nonce = getNonce();
const cspSource = webviewPanel.webview.cspSource;

return `<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="utf-8">
<meta http-equiv="Content-Security-Policy" content="default-src 'none'; img-src ${cspSource} https: data:; script-src 'nonce-${nonce}'; style-src ${cspSource} 'unsafe-inline'; font-src ${cspSource} https: data:;">
<meta name="viewport" content="width=device-width,initial-scale=1,shrink-to-fit=no">
<meta name="theme-color" content="#000000">
<title>Java Overview</title>
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2 changes: 2 additions & 0 deletions src/project-settings/projectSettingsView.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -195,10 +195,12 @@ class ProjectSettingView {

// Use a nonce to whitelist which scripts can be run
const nonce = getNonce();
const cspSource = webview.cspSource;
return `<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="utf-8">
<meta http-equiv="Content-Security-Policy" content="default-src 'none'; img-src ${cspSource} https: data:; script-src 'nonce-${nonce}'; style-src ${cspSource} 'unsafe-inline'; font-src ${cspSource} https: data:;">
<meta name="viewport" content="width=device-width,initial-scale=1,shrink-to-fit=no">
<meta name="theme-color" content="#000000">
<title>Project Settings</title>
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2 changes: 2 additions & 0 deletions src/welcome/index.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -104,10 +104,12 @@ function getHtmlForWebview(webviewPanel: vscode.WebviewPanel, scriptPath: string

// Use a nonce to whitelist which scripts can be run
const nonce = getNonce();
const cspSource = webviewPanel.webview.cspSource;
return `<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="utf-8">
<meta http-equiv="Content-Security-Policy" content="default-src 'none'; img-src ${cspSource} https: data:; script-src 'nonce-${nonce}'; style-src ${cspSource} 'unsafe-inline'; font-src ${cspSource} https: data:;">
<meta name="viewport" content="width=device-width,initial-scale=1,shrink-to-fit=no">
<meta name="theme-color" content="#000000">
<title>Java Help Center</title>
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