msal-react loginPopup broken

[dansiviter]

Core Library

MSAL.js (@azure/msal-browser)

Core Library Version

5.0.2

Wrapper Library

MSAL React (@azure/msal-react)

Wrapper Library Version

5.0.2

Public or Confidential Client?

Public

Description

Since upgrading from msal-react@3.0.20 loginPopup no longer works. The popup window does not clear and event is not propagated back to the parent window. Reverting back fixes it.

Error Message

No response

MSAL Logs

No response

Network Trace (Preferrably Fiddler)

• Sent
• Pending

MSAL Configuration

export const msalConfig: Configuration = {
    auth: {
        clientId: config.clientId,
        authority: config.authority,
        redirectUri: window.location.origin,
        postLogoutRedirectUri: "/logout",
        knownAuthorities: config.knownAuthorities,
    },
    system: {
        allowPlatformBroker: false, // Disables WAM Broker
    },
    cache: {
        cacheLocation: "localStorage",
    },
};

Relevant Code Snippets

instance.loginPopup({
  scopes: [`${msalConfig.auth.clientId}/.default`],
})

Reproduction Steps

TBC

Expected Behavior

Login popup closes on auth and parent window is notified.

Identity Provider

Entra ID (formerly Azure AD) / MSA

Browsers Affected (Select all that apply)

Edge

Regression

@azure/msal-react@3.0.20

[tnorling]

Please see the migration guide which explains what changed and what you need to do to get popups working again in v5