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AB#3763811: Fix platform broker empty scope handling - #8863
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Lalima Sharda (lalimasharda) merged 3 commits intoSep 23, 2026
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Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com> Copilot-Session: 0d4a2cc6-a164-4c8c-9a2a-3f673d68f893
Lalima Sharda (lalimasharda)
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September 23, 2026 22:07
Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com> Copilot-Session: 0d4a2cc6-a164-4c8c-9a2a-3f673d68f893
Lalima Sharda (lalimasharda)
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Copilot review overview
🟢 Approval recommended
No unresolved review issues were identified.
Review effort: Lite
Findings: None
What changed in this PR
Fixes platform broker requests with empty scopes by appending default OIDC scopes before constructing ScopeSet.
Changes:
- Updates platform scope construction.
- Adds regression tests for empty and custom scopes.
- Adds a patch changefile.
| File | Description |
|---|---|
lib/msal-browser/test/interaction_client/PlatformAuthInteractionClient.spec.ts |
Tests default scope handling. |
lib/msal-browser/src/interaction_client/PlatformAuthInteractionClient.ts |
Appends default OIDC scopes before creating ScopeSet. |
change/@azure-msal-browser-platform-broker-empty-scopes.json |
Records the patch release change. |
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Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com> Copilot-Session: 0d4a2cc6-a164-4c8c-9a2a-3f673d68f893
peterzenz
approved these changes
Sep 23, 2026
Sampada (PingaleSampada)
approved these changes
Sep 23, 2026
Lalima Sharda (lalimasharda)
enabled auto-merge (squash)
September 23, 2026 23:30
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Lalima Sharda (lalimasharda)
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September 23, 2026 23:32
This was referenced Oct 9, 2026
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Summary
Allow platform broker token requests with an empty scopes array by appending the default OIDC scopes before constructing the
ScopeSet, matching web-flow behavior.Implements
How to validate
PlatformAuthInteractionClient.spec.tsand verify requests with empty scopes containopenid profile offline_access.Validation
npm run build:all: passedmsal-common npm test -- --runInBand: 48 suites passed; 1169 tests passedmsal-browser npm test -- --runInBand: 120 suites passed; 2171 tests passed, 3 skippednpm run lint: passed with two pre-existing warningsnpm run format:check: passednpm run apiExtractor: passednpm run beachball:check: passedNotes
Created by Forge
create-prskill.assistance: agentic-cli
type: bug
agent-tool: copilot-cli
agent-model: gpt-5.6-sol
work-item: AB#3763811