Yahoo Mail and AOL Mail are facing a growing outage today, with thousands of users reporting login failures, slow loading pages, and unresponsive inboxes. But what exactly is causing the disruption?

No signs of a major cloud provider outage

So far, big cloud infrastructure partners — including Google Cloudwhich supports several large platforms — have reported no issues. This is notable because Downdetector also shows a spike in complaints against OpenAIa company that uses Google’s computing services among others.

Since Google Cloud appears to be operating normally, Yahoo and AOL’s problems aren’t linked to the ongoing issues affecting platforms like Shopify, which has been battling a major Cyber Monday disruption.

In other words, there’s no evidence of a widespread internet or cloud failure behind the Yahoo Mail outage.

Yahoo and AOL have not yet disclosed the cause

Both Yahoo and AOL confirmed earlier on X that they are investigating the problem. However, no further updates have been shared, meaning the root cause remains unclear.

This leaves room only for speculation — the disruption could be:

• A backend server failure

• A login authentication error

• A temporary overload on regional data centers

• Or a UI/traffic- glitch slowing down the platform

Outage reports now nearing 2,000

According to Downdetector, Yahoo Mail outage reports in the US are approaching 2,000matching the early spike seen during July’s major email outage. Users say:

• Login pages are not loading fully

• The interface takes unusually long to respond

• Inbox actions are timing out

Despite this, some users — including our own test login — can still access Yahoo Mail normallyindicating the issue may be affecting specific regions or server clusters.

Growing frustration among users

Social media posts reflect rising anger and confusion, especially as Yahoo and AOL remain silent on the reason behind the glitch. Many rely on their Yahoo accounts for business, banking alerts, and personal communication.

For now, the outage continues to evolve, and users are waiting for an official breakdown of what went wrong.

More updates will follow as soon as Yahoo or AOL releases additional details.