Microsoft Graph
GET /v1.0/security/alerts endpoint removal
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On October 15, 2026, Microsoft Graph retired the legacy alerts API. Calls to GET /v1.0/security/alerts fail since that date. The endpoint is no longer supported and requests to it do not return data.
Calls it hits
GET /v1.0/security/alerts
What to use instead of these calls
Migrate to the alerts and incidents API (/security/alerts_v2).
In Microsoft Graph's words
The legacy alerts API is deprecated and will be retired on October 15, 2026.
Facts
- API
- Microsoft Graph
graph.microsoft.com - Kind
- Endpoint removal
- Announced
- April 15, 2024
- Takes effect
- October 15, 2026
- Calls after that day
- Fail
- Source
- Announcement
- Last updated
- Verified
- , against Microsoft Graph's own pages
Questions
When does this change take effect?
Calls to GET /v1.0/security/alerts on Microsoft Graph stopped working on October 15, 2026.
What happens to calls after October 15, 2026?
They have failed since October 15, 2026.
How do I find the calls this hits in my code?
Okapi reads your repository, finds the calls this change hits and opens a pull request with the fix. It never commits to your branches: every change comes as a pull request you review.
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You fixed this one by hand.
Okapi opens the pull request with the fix before the next breaking change reaches your code.