What changed
No action needed unless you validate responses against a closed schema.
Affects nullable-issue reachable from 2 operations.
Who is affected
Code that reads GitHub's nullable-issue objects, used by 2 GitHub operations.
Before and after
| Where | Before | After |
|---|---|---|
| nullable-issue.labels[].archived_by | absent | present |
Based on GitHub’s published API specification. How severity is decided.