# Elastic Cloud: Major incident: Issue with Kibana authentication flow

**Summary:** A major Kibana authentication outage affected Deployments and Projects: the "Log in with Elastic Cloud" button failed. It started at 2026-06-16 10:57 UTC and was resolved at 2026-06-16 11:36 UTC, lasting 38 min. Customers could use the Kibana link inside the Elastic Cloud console as a workaround; Elastic reported identifying the root cause and mitigating the issue. _(machine-written, sol)_
- Kind: Major incident · Label: outage (model (Jev))
- Changed: 2026-06-16 10:57 UTC · Detected: 2026-10-17 18:22 UTC
- [Source: https://stspg.io/nnzfljsnpq39](https://stspg.io/nnzfljsnpq39)
- [Company: Elastic Cloud](https://rewindex.com/company/elastic-cloud.md)
- Versions: before (none: first archived) → after incident\_version:276/tqhprzllw8yj@4d2c78681c82
- Change 1 of 1 for this incident

## What changed

**1. Added: Title**

```diff
+ Issue with Kibana authentication flow
```

**2. Added: Impact**

```diff
+ major
```

**3. Added: Status**

```diff
+ resolved
```

**4. Added: Start time**

```diff
+ 2026-06-16 10:57 UTC
```

**5. Added: Resolved time**

```diff
+ 2026-06-16 11:36 UTC
```

**6. Added: Affected components**

```diff
+ Global services - Cloud console
```

**7. Added: Update** (investigating) · 2026-06-16 10:57 UTC

```diff
+ We have detected an issue with the Kibana authentication flow for both Deployments and Projects. Authenticating to Kibana using the "Log in with Elastic Cloud" button results in an authentication failure. A workaround is to access Kibana using the link inside the Elastic Cloud console. We are currently working on a resolution. Our team is currently identifying the root cause to resolve the issue. We will share another update in the next hour.
```

**8. Added: Update** (investigating) · 2026-06-16 11:21 UTC

```diff
+ We are continuing to investigate this issue.
```

**9. Added: Update** (resolved) · 2026-06-16 11:36 UTC

```diff
+ We have identified the root cause and mitigated the issue. Users should now be able to log in to Kibana via the "Log in with Elastic Cloud" button.
```

## History of this incident

| When (UTC) | Change | Label |
| --- | --- | --- |
| 2026-06-16 10:57 UTC | Major incident: Issue with Kibana authentication flow (this change) | outage |

All Elastic Cloud changes: [timeline](https://rewindex.com/company/elastic-cloud/changes.md)
_Diff excerpts are shown on normalized text: dates, counters and tokens appear as ‹date›, ‹count›, ‹tok›; noise-only edits are hidden. Rewindex shows the changed passages, not a copy of the page._


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Canonical: https://rewindex.com/change/ib96f083a69581c · Markdown: https://rewindex.com/change/ib96f083a69581c.md · JSON: https://rewindex.com/api/v1/changes/ib96f083a69581c · Generated 2026-10-18T02:55:04.434Z