4.85.0

What's Changed

• Fix proactive token refresh bypassing cancellation, leading to unbounded semaphore wait by @jayesh-a-shah in #6054
• Add GovFr, GovDe, GovSg to AzureCloudInstance enum by @bgavrilMS in #6023
• Take home account from request, if not available elsewhere. by @yowl in #5657
• Validate Azure region format to prevent region poisoning (fixes #6060) by @Robbie-Microsoft in #6061
• Promote MsalServiceException.SubError to public by @neha-bhargava in #6063
• Migrate region discovery to IMDS /compute JSON endpoint (#6039) by @Robbie-Microsoft in #6057
• fix: Service Fabric MI sends principalId for ObjectId; reject ClientId/ResourceId (mirror of #6066) by @neha-bhargava in #6069
• Exclude caller SDK telemetry from access token cache keys by @bgavrilMS in #6074
• Add MSAL.NET telemetry enrichment by @ssmelov in #6071

New Contributors

• @jayesh-a-shah made their first contribution in #6054
• @yowl made their first contribution in #5657

Full Changelog: 4.84.2...4.85.0