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Contentful

CORS errors on CDA

Partial outage Lasted 1h 5m · started · Contentful's page

Level
confirmed
Worst impact
Partial outage
Components
Content Delivery API, Content Delivery API
Down Index
29of 100

What to do

  • Check whether you use Contentful Content Delivery API, Content Delivery API. 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 1h 5m it lasted.

    Anything that failed between 2026-09-29 14:39 UTC and 2026-09-29 15:44 UTC may need a replay.
  • Subscribe to Contentful's feed to hear about the next one first. RSS feed

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

Root cause

We've identified the cause and are working on resolution.
Read the postmortem

Updates from Contentful 3

  1. identified

    Some customers are seeing CORS preflight failures when requesting cross-space references on CDA through webbrowsers. We've identified the cause and are working on resolution.

    provider

  2. monitoring

    The issue has been resolved. We are monitoring the situation.

    provider

  3. resolved

    The issue has been resolved.

    provider

Reports count in aggregate; nothing about you is shown.

Corrections

None so far.

Something wrong on this page? Report an error or send us a note. Every fix is listed here.

Questions about DWN-0782b3e684

Is Contentful still down?

No, this incident was resolved 2026-09-29 15:44 UTC. For Contentful's live state, see https://down.guide/contentful.

How long did it last?

1h 5m, from 2026-09-29 14:39 UTC to 2026-09-29 15:44 UTC, by the times Contentful posted.

What was affected?

Contentful named Content Delivery API, Content Delivery API.

What caused it?

Contentful wrote: "We've identified the cause and are working on resolution." The postmortem: https://stspg.io/r044gjmkw13f

Where does this come from?

Contentful's official status page, https://www.contentfulstatus.com, quoted verbatim. down.guide's own probes, reports and social counts are labeled as ours.