diff --git a/.eslintignore b/.eslintignore
index 4bb33f1bd5..25ea1e033f 100644
--- a/.eslintignore
+++ b/.eslintignore
@@ -3,6 +3,7 @@
 **/extensions/**/*.d.ts
 **/extensions/**/build/**
 **/extensions/**/colorize-fixtures/**
+**/extensions/azurecore/extension.webpack.config.js
 **/extensions/css-language-features/server/test/pathCompletionFixtures/**
 **/extensions/html-language-features/server/lib/jquery.d.ts
 **/extensions/html-language-features/server/src/test/pathCompletionFixtures/**
diff --git a/extensions/azurecore/.eslintrc.json b/extensions/azurecore/.eslintrc.json
index 74218d068e..201f6cc862 100644
--- a/extensions/azurecore/.eslintrc.json
+++ b/extensions/azurecore/.eslintrc.json
@@ -11,6 +11,7 @@
 			}
 		],
 		// Disabled until the issues can be fixed
-		"@typescript-eslint/explicit-function-return-type": ["off"]
+		"@typescript-eslint/explicit-function-return-type": ["off"],
+		"@typescript-eslint/no-unsafe-assignment": "error"
 	}
 }
diff --git a/extensions/azurecore/src/account-provider/auths/azureAuth.ts b/extensions/azurecore/src/account-provider/auths/azureAuth.ts
index 2db8d524a4..1f305114cd 100644
--- a/extensions/azurecore/src/account-provider/auths/azureAuth.ts
+++ b/extensions/azurecore/src/account-provider/auths/azureAuth.ts
@@ -29,6 +29,7 @@ import { HttpClient } from './httpClient';
 import { getProxyEnabledHttpClient, getTenantIgnoreList, updateTenantIgnoreList } from '../../utils';
 import { errorToPromptFailedResult } from './networkUtils';
 import { MsalCachePluginProvider } from '../utils/msalCachePlugin';
+import { AzureListOperationResponse, ErrorResponseBodyWithError, isErrorResponseBody as isErrorResponseBodyWithError } from '../../azureResource/utils';
 const localize = nls.loadMessageBundle();
 
 export abstract class AzureAuth implements vscode.Disposable {
@@ -482,7 +483,7 @@ export abstract class AzureAuth implements vscode.Disposable {
 			Logger.verbose(`Fetching tenants with uri: ${tenantUri}`);
 			let tenantList: string[] = [];
 
-			const tenantResponse = await this.httpClient.sendGetRequestAsync<any>(tenantUri, {
+			const tenantResponse = await this.httpClient.sendGetRequestAsync<AzureListOperationResponse<TenantResponse[]> | ErrorResponseBodyWithError>(tenantUri, {
 				headers: {
 					'Content-Type': 'application/json',
 					'Authorization': `Bearer ${token}`
@@ -490,9 +491,9 @@ export abstract class AzureAuth implements vscode.Disposable {
 			});
 
 			const data = tenantResponse.data;
-			if (data.error) {
-				Logger.error(`Error fetching tenants :${data.error.code} - ${data.error.message}`);
-				throw new Error(`${data.error.code} - ${data.error.message}`);
+			if (isErrorResponseBodyWithError(data)) {
+				Logger.error(`Error fetching tenants :${data.error?.code} - ${data.error?.message}`);
+				throw new Error(`${data.error?.code} - ${data.error?.message}`);
 			}
 			const tenants: Tenant[] = data.value.map((tenantInfo: TenantResponse) => {
 				if (tenantInfo.displayName) {
diff --git a/extensions/azurecore/src/account-provider/auths/httpClient.ts b/extensions/azurecore/src/account-provider/auths/httpClient.ts
index 78a7282547..48a27dcd28 100644
--- a/extensions/azurecore/src/account-provider/auths/httpClient.ts
+++ b/extensions/azurecore/src/account-provider/auths/httpClient.ts
@@ -233,10 +233,14 @@ const networkRequestViaProxy = <T>(
 
 					// check if the value of the header is supposed to be a JSON object
 					try {
+						// TODO: Investigate this - https://github.com/microsoft/azuredatastudio/issues/22835
+						// eslint-disable-next-line @typescript-eslint/no-unsafe-assignment
 						const object = JSON.parse(headerValue);
 
 						// if it is, then convert it from a string to a JSON object
 						if (object && (typeof object === 'object')) {
+							// TODO: Investigate this - https://github.com/microsoft/azuredatastudio/issues/22835
+							// eslint-disable-next-line @typescript-eslint/no-unsafe-assignment
 							headerValue = object;
 						}
 					} catch (e) {
diff --git a/extensions/azurecore/src/azureResource/utils.ts b/extensions/azurecore/src/azureResource/utils.ts
index d4e9c277bc..a195f99b7e 100644
--- a/extensions/azurecore/src/azureResource/utils.ts
+++ b/extensions/azurecore/src/azureResource/utils.ts
@@ -20,14 +20,33 @@ import * as Constants from '../constants';
 import { getProxyEnabledHttpClient } from '../utils';
 import { HttpClient } from '../account-provider/auths/httpClient';
 import { NetworkRequestOptions } from '@azure/msal-common';
+import { ErrorResponseBody } from '@azure/arm-subscriptions/esm/models';
 
 const localize = nls.loadMessageBundle();
 
+/**
+ * Specialized version of the ErrorResponseBody that is required to have the error
+ * information for easier typing support, without it how do we know it's an error
+ * response?
+ * https://github.com/Azure/azure-sdk-for-js/blob/main/sdk/subscription/arm-subscriptions/src/models/index.ts#L180
+ */
+export type ErrorResponseBodyWithError = Required<ErrorResponseBody>;
+
+/**
+ * Checks if the body object given is an error response, that is has a non-undefined
+ * property named error which contains detailed about the error.
+ * @param body The body object to check
+ * @returns True if the body is an ErrorResponseBodyWithError
+ */
+export function isErrorResponseBody(body: any): body is ErrorResponseBodyWithError {
+	return 'error' in body && body.error;
+}
+
 /**
  * Shape of list operation responses
  * e.g. https://learn.microsoft.com/en-us/rest/api/storagerp/srp_json_list_operations#response-body
  */
-declare type AzureListOperationResponse<T> = {
+export declare type AzureListOperationResponse<T> = {
 	value: T;
 }