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GitLab: Login failures when using email-based 2FA on GitLab.com

Affected components: Website

Timeline of updates

1. investigating2026-04-01 07:18 UTC

   Multiple users are unable to log in when using two-factor authentication via email. Several customers and users raised the issue. We are actively investigating logs to identify patterns in sign-in endpoint requests and confirming the issue is limited to 2FA via email.

2. investigating2026-04-01 08:55 UTC

   The incident remains under investigation. The scope is confirmed as affecting only free-tier users attempting to log in with email-based 2FA. Details can be found in: https://gitlab.com/gitlab-com/gl-infra/production/-/work_items/21683

3. investigating2026-04-01 10:09 UTC

   No material updates on resolution. We continue investigating logs to identify the root cause. Details can be found in: https://gitlab.com/gitlab-com/gl-infra/production/-/work_items/21683

4. investigating2026-04-01 11:31 UTC

   Investigation is ongoing. We are narrowing down potential causes and will provide an update once we have more to share. Details can be found in: https://gitlab.com/gitlab-com/gl-infra/production/-/work_items/21683

5. monitoring2026-04-01 12:45 UTC

   The incident has been mitigated. Users should now be able to log in with email-based 2FA. We continue investigating the root cause and will provide further updates. Details can be found in: https://gitlab.com/gitlab-com/gl-infra/production/-/work_items/21683

6. resolved2026-04-01 19:38 UTC

   After a period of monitoring we have not seen a recurrence of the issue and consider it resolved.

Rewindex changes for this incident

• Major incident: Login failures when using email-based 2FA on GitLab.com 2026-04-01 07:18 UTC

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