diff --git a/patches/base-path.diff b/patches/base-path.diff
index ec25cd591c55..3a8a0eb41f36 100644
--- a/patches/base-path.diff
+++ b/patches/base-path.diff
@@ -111,7 +111,18 @@ Index: code-server/lib/vscode/src/vs/server/node/webClientServer.ts
 ===================================================================
 --- code-server.orig/lib/vscode/src/vs/server/node/webClientServer.ts
 +++ code-server/lib/vscode/src/vs/server/node/webClientServer.ts
-@@ -285,10 +285,14 @@ export class WebClientServer {
+@@ -246,7 +246,9 @@ export class WebClientServer {
+ 		};
+ 
+ 		// Prefix routes with basePath for clients
+-		const basePath = getFirstHeader('x-forwarded-prefix') || this._basePath;
++		const rootBase = relativeRoot(getOriginalUrl(req))
++		const vscodeBase = relativePath(getOriginalUrl(req))
++		const basePath = vscodeBase || getFirstHeader('x-forwarded-prefix') || this._basePath;
+ 
+ 		const queryConnectionToken = parsedUrl.query[connectionTokenQueryName];
+ 		if (typeof queryConnectionToken === 'string') {
+@@ -285,10 +287,14 @@ export class WebClientServer {
  		};
  
  		const useTestResolver = (!this._environmentService.isBuilt && this._environmentService.args['use-test-resolver']);
@@ -127,43 +138,26 @@ Index: code-server/lib/vscode/src/vs/server/node/webClientServer.ts
  		);
  		if (!remoteAuthority) {
  			return serveError(req, res, 400, `Bad request.`);
-@@ -333,8 +337,12 @@ export class WebClientServer {
- 			scopes: [['user:email'], ['repo']]
- 		} : undefined;
+@@ -335,6 +341,7 @@ export class WebClientServer {
  
-+		const base = relativeRoot(getOriginalUrl(req))
-+		const vscodeBase = relativePath(getOriginalUrl(req))
-+
  		const productConfiguration = {
  			codeServerVersion: this._productService.codeServerVersion,
-+			rootEndpoint: base,
++			rootEndpoint: rootBase,
  			embedderIdentifier: 'server-distro',
  			extensionsGallery: this._webExtensionResourceUrlTemplate && this._productService.extensionsGallery ? {
  				...this._productService.extensionsGallery,
-@@ -363,7 +371,7 @@ export class WebClientServer {
- 			folderUri: resolveWorkspaceURI(this._environmentService.args['default-folder']),
- 			workspaceUri: resolveWorkspaceURI(this._environmentService.args['default-workspace']),
- 			productConfiguration,
--			callbackRoute: callbackRoute
-+			callbackRoute: vscodeBase + callbackRoute
- 		};
- 
- 		const cookies = cookie.parse(req.headers.cookie || '');
-@@ -380,9 +388,11 @@ export class WebClientServer {
- 		const values: { [key: string]: string } = {
- 			WORKBENCH_WEB_CONFIGURATION: asJSON(workbenchWebConfiguration),
+@@ -382,7 +389,9 @@ export class WebClientServer {
  			WORKBENCH_AUTH_SESSION: authSessionInfo ? asJSON(authSessionInfo) : '',
--			WORKBENCH_WEB_BASE_URL: staticRoute,
-+			WORKBENCH_WEB_BASE_URL: vscodeBase + staticRoute,
+ 			WORKBENCH_WEB_BASE_URL: staticRoute,
  			WORKBENCH_NLS_URL,
 -			WORKBENCH_NLS_FALLBACK_URL: `${staticRoute}/out/nls.messages.js`
-+			WORKBENCH_NLS_FALLBACK_URL: `${vscodeBase}${staticRoute}/out/nls.messages.js`,
-+			BASE: base,
-+			VS_BASE: vscodeBase,
++			WORKBENCH_NLS_FALLBACK_URL: `${staticRoute}/out/nls.messages.js`,
++			BASE: rootBase,
++			VS_BASE: basePath,
  		};
  
  		// DEV ---------------------------------------------------------------------------------------
-@@ -419,7 +429,7 @@ export class WebClientServer {
+@@ -419,7 +428,7 @@ export class WebClientServer {
  			'default-src \'self\';',
  			'img-src \'self\' https: data: blob:;',
  			'media-src \'self\';',
@@ -172,7 +166,7 @@ Index: code-server/lib/vscode/src/vs/server/node/webClientServer.ts
  			'child-src \'self\';',
  			`frame-src 'self' https://*.vscode-cdn.net data:;`,
  			'worker-src \'self\' data: blob:;',
-@@ -492,3 +502,70 @@ export class WebClientServer {
+@@ -492,3 +501,70 @@ export class WebClientServer {
  		return void res.end(data);
  	}
  }
diff --git a/patches/display-language.diff b/patches/display-language.diff
index f7fe16e46724..3b80e6016649 100644
--- a/patches/display-language.diff
+++ b/patches/display-language.diff
@@ -161,7 +161,7 @@ Index: code-server/lib/vscode/src/vs/server/node/webClientServer.ts
  import { CharCode } from '../../base/common/charCode.js';
  import { IExtensionManifest } from '../../platform/extensions/common/extensions.js';
  import { ICSSDevelopmentService } from '../../platform/cssDev/node/cssDevService.js';
-@@ -325,7 +326,6 @@ export class WebClientServer {
+@@ -327,7 +328,6 @@ export class WebClientServer {
  
  		const staticRoute = posix.join(basePath, this._productPath, STATIC_PATH);
  		const callbackRoute = posix.join(basePath, this._productPath, CALLBACK_PATH);
@@ -169,7 +169,7 @@ Index: code-server/lib/vscode/src/vs/server/node/webClientServer.ts
  
  		const resolveWorkspaceURI = (defaultLocation?: string) => defaultLocation && URI.file(path.resolve(defaultLocation)).with({ scheme: Schemas.vscodeRemote, authority: remoteAuthority });
  
-@@ -382,14 +382,22 @@ export class WebClientServer {
+@@ -381,14 +381,22 @@ export class WebClientServer {
  		};
  
  		const cookies = cookie.parse(req.headers.cookie || '');
diff --git a/patches/external-file-actions.diff b/patches/external-file-actions.diff
index 349c87a49367..879e6b6ac178 100644
--- a/patches/external-file-actions.diff
+++ b/patches/external-file-actions.diff
@@ -112,7 +112,7 @@ Index: code-server/lib/vscode/src/vs/server/node/webClientServer.ts
 ===================================================================
 --- code-server.orig/lib/vscode/src/vs/server/node/webClientServer.ts
 +++ code-server/lib/vscode/src/vs/server/node/webClientServer.ts
-@@ -366,6 +366,8 @@ export class WebClientServer {
+@@ -365,6 +365,8 @@ export class WebClientServer {
  			serverBasePath: basePath,
  			webviewEndpoint: vscodeBase + staticRoute + '/out/vs/workbench/contrib/webview/browser/pre',
  			userDataPath: this._environmentService.userDataPath,
diff --git a/patches/getting-started.diff b/patches/getting-started.diff
index 4a9c844b5dc5..94b2a1701abb 100644
--- a/patches/getting-started.diff
+++ b/patches/getting-started.diff
@@ -201,7 +201,7 @@ Index: code-server/lib/vscode/src/vs/server/node/webClientServer.ts
 ===================================================================
 --- code-server.orig/lib/vscode/src/vs/server/node/webClientServer.ts
 +++ code-server/lib/vscode/src/vs/server/node/webClientServer.ts
-@@ -370,6 +370,7 @@ export class WebClientServer {
+@@ -369,6 +369,7 @@ export class WebClientServer {
  			userDataPath: this._environmentService.userDataPath,
  			isEnabledFileDownloads: !this._environmentService.args['disable-file-downloads'],
  			isEnabledFileUploads: !this._environmentService.args['disable-file-uploads'],
diff --git a/patches/local-storage.diff b/patches/local-storage.diff
index 708ff190a233..621be35c8b32 100644
--- a/patches/local-storage.diff
+++ b/patches/local-storage.diff
@@ -18,7 +18,7 @@ Index: code-server/lib/vscode/src/vs/server/node/webClientServer.ts
 ===================================================================
 --- code-server.orig/lib/vscode/src/vs/server/node/webClientServer.ts
 +++ code-server/lib/vscode/src/vs/server/node/webClientServer.ts
-@@ -361,6 +361,7 @@ export class WebClientServer {
+@@ -360,6 +360,7 @@ export class WebClientServer {
  			remoteAuthority,
  			serverBasePath: basePath,
  			webviewEndpoint: vscodeBase + staticRoute + '/out/vs/workbench/contrib/webview/browser/pre',
diff --git a/patches/logout.diff b/patches/logout.diff
index 598b1c963b99..0b23ed44c9e6 100644
--- a/patches/logout.diff
+++ b/patches/logout.diff
@@ -40,9 +40,9 @@ Index: code-server/lib/vscode/src/vs/server/node/webClientServer.ts
 ===================================================================
 --- code-server.orig/lib/vscode/src/vs/server/node/webClientServer.ts
 +++ code-server/lib/vscode/src/vs/server/node/webClientServer.ts
-@@ -344,6 +344,7 @@ export class WebClientServer {
+@@ -343,6 +343,7 @@ export class WebClientServer {
  			codeServerVersion: this._productService.codeServerVersion,
- 			rootEndpoint: base,
+ 			rootEndpoint: rootBase,
  			updateEndpoint: !this._environmentService.args['disable-update-check'] ? base + '/update/check' : undefined,
 +			logoutEndpoint: this._environmentService.args['auth'] && this._environmentService.args['auth'] !== "none" ? base + '/logout' : undefined,
  			embedderIdentifier: 'server-distro',
diff --git a/patches/marketplace.diff b/patches/marketplace.diff
index 944ad0a5c3b5..f50435b8a8cc 100644
--- a/patches/marketplace.diff
+++ b/patches/marketplace.diff
@@ -40,9 +40,9 @@ Index: code-server/lib/vscode/src/vs/server/node/webClientServer.ts
 ===================================================================
 --- code-server.orig/lib/vscode/src/vs/server/node/webClientServer.ts
 +++ code-server/lib/vscode/src/vs/server/node/webClientServer.ts
-@@ -344,14 +344,7 @@ export class WebClientServer {
+@@ -343,14 +343,7 @@ export class WebClientServer {
  			codeServerVersion: this._productService.codeServerVersion,
- 			rootEndpoint: base,
+ 			rootEndpoint: rootBase,
  			embedderIdentifier: 'server-distro',
 -			extensionsGallery: this._webExtensionResourceUrlTemplate && this._productService.extensionsGallery ? {
 -				...this._productService.extensionsGallery,
diff --git a/patches/proxy-uri.diff b/patches/proxy-uri.diff
index b54ebd171f65..e165714eb93e 100644
--- a/patches/proxy-uri.diff
+++ b/patches/proxy-uri.diff
@@ -71,8 +71,8 @@ Index: code-server/lib/vscode/src/vs/server/node/webClientServer.ts
 ===================================================================
 --- code-server.orig/lib/vscode/src/vs/server/node/webClientServer.ts
 +++ code-server/lib/vscode/src/vs/server/node/webClientServer.ts
-@@ -345,6 +345,7 @@ export class WebClientServer {
- 			rootEndpoint: base,
+@@ -344,6 +344,7 @@ export class WebClientServer {
+ 			rootEndpoint: rootBase,
  			updateEndpoint: !this._environmentService.args['disable-update-check'] ? base + '/update/check' : undefined,
  			logoutEndpoint: this._environmentService.args['auth'] && this._environmentService.args['auth'] !== "none" ? base + '/logout' : undefined,
 +			proxyEndpointTemplate: process.env.VSCODE_PROXY_URI ?? base + '/proxy/{{port}}/',
diff --git a/patches/service-worker.diff b/patches/service-worker.diff
index f41d9ce5107f..30e913bb5b27 100644
--- a/patches/service-worker.diff
+++ b/patches/service-worker.diff
@@ -54,7 +54,7 @@ Index: code-server/lib/vscode/src/vs/server/node/webClientServer.ts
 ===================================================================
 --- code-server.orig/lib/vscode/src/vs/server/node/webClientServer.ts
 +++ code-server/lib/vscode/src/vs/server/node/webClientServer.ts
-@@ -346,6 +346,10 @@ export class WebClientServer {
+@@ -345,6 +345,10 @@ export class WebClientServer {
  			updateEndpoint: !this._environmentService.args['disable-update-check'] ? base + '/update/check' : undefined,
  			logoutEndpoint: this._environmentService.args['auth'] && this._environmentService.args['auth'] !== "none" ? base + '/logout' : undefined,
  			proxyEndpointTemplate: process.env.VSCODE_PROXY_URI ?? base + '/proxy/{{port}}/',
diff --git a/patches/telemetry.diff b/patches/telemetry.diff
index 03503b071fc9..5b6e7648abc5 100644
--- a/patches/telemetry.diff
+++ b/patches/telemetry.diff
@@ -134,7 +134,7 @@ Index: code-server/lib/vscode/src/vs/server/node/webClientServer.ts
 ===================================================================
 --- code-server.orig/lib/vscode/src/vs/server/node/webClientServer.ts
 +++ code-server/lib/vscode/src/vs/server/node/webClientServer.ts
-@@ -350,6 +350,8 @@ export class WebClientServer {
+@@ -349,6 +349,8 @@ export class WebClientServer {
  				scope: vscodeBase + '/',
  				path: base + '/_static/out/browser/serviceWorker.js',
  			},
diff --git a/patches/update-check.diff b/patches/update-check.diff
index d0f1f3c918f8..447cafca8129 100644
--- a/patches/update-check.diff
+++ b/patches/update-check.diff
@@ -105,10 +105,10 @@ Index: code-server/lib/vscode/src/vs/server/node/webClientServer.ts
 ===================================================================
 --- code-server.orig/lib/vscode/src/vs/server/node/webClientServer.ts
 +++ code-server/lib/vscode/src/vs/server/node/webClientServer.ts
-@@ -343,6 +343,7 @@ export class WebClientServer {
+@@ -342,6 +342,7 @@ export class WebClientServer {
  		const productConfiguration = {
  			codeServerVersion: this._productService.codeServerVersion,
- 			rootEndpoint: base,
+ 			rootEndpoint: rootBase,
 +			updateEndpoint: !this._environmentService.args['disable-update-check'] ? base + '/update/check' : undefined,
  			embedderIdentifier: 'server-distro',
  			extensionsGallery: this._productService.extensionsGallery,
diff --git a/patches/webview.diff b/patches/webview.diff
index 6e26610a4947..4f2cd6eba34a 100644
--- a/patches/webview.diff
+++ b/patches/webview.diff
@@ -54,7 +54,7 @@ Index: code-server/lib/vscode/src/vs/server/node/webClientServer.ts
 ===================================================================
 --- code-server.orig/lib/vscode/src/vs/server/node/webClientServer.ts
 +++ code-server/lib/vscode/src/vs/server/node/webClientServer.ts
-@@ -357,6 +357,7 @@ export class WebClientServer {
+@@ -356,6 +356,7 @@ export class WebClientServer {
  		const workbenchWebConfiguration = {
  			remoteAuthority,
  			serverBasePath: basePath,