Outage in QLess

Display issues when using Firefox version 143.0 (all other browsers are unaffected)

Resolved Minor
September 17, 2025 - Started 26 days ago - Lasted 14 days
Official incident page

Need to monitor QLess outages?
Stay on top of outages with IsDown. Monitor the official status pages of all your vendors, SaaS, and tools, including QLess, and never miss an outage again.
Start Free Trial

Outage Details

Our team is currently investigating an issue with logging into CEC that is only impacting those that have recently upgraded their version of Firefox. While the team is working on identifying the issue we advise that the version of Firefox be rolled back or using a different browser the Google Chrome if possible to ensure minimal downtime. Additional information will be provided as soon as the issue is resolved.
Latest Updates ( sorted recent to last )
RESOLVED 12 days ago - at 10/01/2025 07:51AM

We will continue to monitor our solution for this Firefox-specific bug, but it appears that our solution has resolved the issue, and Firefox will implement its own solution in the coming months.

MONITORING 13 days ago - at 09/30/2025 10:50AM

A fix has been implemented and we are monitoring the results.

IDENTIFIED 14 days ago - at 09/29/2025 09:50PM

The team at Firefox has identified the issue as a bug and plans to address the problem in a November release. However, to more immediately address the issue, we will release a workaround during the upcoming server maintenance periods.

INVESTIGATING 26 days ago - at 09/17/2025 02:05PM

We are continuing to investigate this issue.

INVESTIGATING 26 days ago - at 09/17/2025 01:31PM

Our team is currently investigating an issue with logging into CEC that is only impacting those that have recently upgraded their version of Firefox. While the team is working on identifying the issue we advise that the version of Firefox be rolled back or using a different browser the Google Chrome if possible to ensure minimal downtime. Additional information will be provided as soon as the issue is resolved.

Latest QLess outages

Server Outage - 13 days ago
NA4 Currently Unavailable - 7 months ago
NA4 Outage - 8 months ago
NA1 Outage - 8 months ago
Emergency Reboot of CA1 - 12 months ago

Status Page Aggregator Built for IT Managers

With IsDown, you can monitor all your critical services' official status pages from one centralized dashboard and receive instant alerts the moment an outage is detected. Say goodbye to constantly checking multiple sites for updates and stay ahead of outages with IsDown.

Start free trial

No credit card required · Cancel anytime · 4522 services available

Integrations with Slack Microsoft Teams Google Chat Datadog PagerDuty Zapier Discord Webhook