Delays in emails processing and general app.mailjet.com login issues

What to do

• Check whether you use Mailjet Mailjet App, Website (Mailjet.com), SEND API, REST API and 2 more. Check your stack

  Paste a package.json, lockfile, Terraform or a list of domains at down.guide/stack to see every provider you depend on.

• Confirm your retries, queues and scheduled jobs caught up after the 7h 44m it lasted.

  Anything that failed between 2025-09-30 10:21 UTC and 2025-09-30 18:05 UTC may need a replay.

• Subscribe to Mailjet's feed to hear about the next one first. RSS feed

  https://down.guide/feed?provider=mailjet works in Slack (/feed subscribe), Discord feed bots and any RSS reader.

Updates from Mailjet 7

1. investigatingSep 30, 2025, 10:21 AM UTC

   We are currently investigating an issue impacting email processing along with app.mailjet.com login issues, reflecting into "wrong password" errors.

   provider

2. investigatingSep 30, 2025, 10:36 AM UTC

   We are continuing to investigate this issue.

   provider

3. identifiedSep 30, 2025, 11:12 AM UTC

   We have identified the root cause of the issue. While we are working on getting this resolved, clients will experience inability to log into app.mailjet.com as well as experience email processing delays.

   provider

4. identifiedSep 30, 2025, 2:54 PM UTC

   We are continuing to work on a fix for this issue.

   provider

5. identifiedSep 30, 2025, 4:09 PM UTC

   We are continuing to work on a fix for this issue.

   provider

6. monitoringSep 30, 2025, 5:44 PM UTC

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

   provider

7. resolvedSep 30, 2025, 6:05 PM UTC

   The incident has been resolved. Any missing statistics during the incident haven't been lost and will show up in the statistics page later today.

   provider

Corrections

None so far.

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