# LaunchDarkly: Responses with missing CORS headers were returned to browser clients starting around 9am PT this morning

- Impact (vendor’s label): major
- Status: resolved
- Started: 2021-05-11 18:09 UTC · Resolved: 2021-05-11 18:20 UTC · Duration: 11 min
- Updates: 1
- [Vendor status page: https://status.launchdarkly.com/incidents/yyxk8c9cvy0b](https://status.launchdarkly.com/incidents/yyxk8c9cvy0b)
- [Company: LaunchDarkly](https://rewindex.com/company/launchdarkly.md)

## Timeline of updates

- **resolved** 2021-05-11 18:20 UTC: This incident has been resolved.

_From the vendor’s published history: only the final update text is available for incidents before Rewindex began polling this page._


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Canonical: https://rewindex.com/company/launchdarkly/incidents/yyxk8c9cvy0b · Markdown: https://rewindex.com/company/launchdarkly/incidents/yyxk8c9cvy0b.md · JSON: https://rewindex.com/api/v1/companies/launchdarkly/incidents/yyxk8c9cvy0b · Generated 2026-10-18T11:28:03.570Z