Issues

• Flex Consumption (.NET isolated): FileNotFoundException for Microsoft.SqlServer.Server on SqlParameter DbType inference (DLL present in package)

  Azure/Azure-Functions#2668 · Filter by author ccmj-js opened on Sep 23, 2026
  1

• Flex Consumption: ARM accepts uncatalogued functionAppConfig.runtime.version (e.g. "10" instead of "10.0"); app then fails only at host startup with generic InternalServerError

  bug
  Azure/Azure-Functions#2666 · Filter by author varga-istvan-nx opened on Aug 13, 2026

• Reusing deleted slot name in function app deployment overwrites production slot as it remembers the previously deleted slot's WEBSITE_CONTENTSHARE

  bug
  Azure/Azure-Functions#2664 · Filter by author codebrane opened on Aug 11, 2026

• Azure Keyvault secret reference for application insight not resolving within Azure Function via environment variable.

  v4-bug
  Azure/Azure-Functions#2663 · Filter by author malavvvakharia opened on Aug 6, 2026

• Support HTTP QUERY method in Azure Functions

  feature
  Azure/Azure-Functions#2662 · Filter by author ajaymahadeven opened on Jul 7, 2026

• MCP and PowerShell

  feature
  Azure/Azure-Functions#2661 · Filter by author CDSFounder opened on Jun 3, 2026
  1

• Function App entering a broken state where listing keys stop working

  bug
  Azure/Azure-Functions#2660 · Filter by author JasonYeMSFT opened on May 21, 2026

• Isolated Azure Functions build is broken when using artifacts layout

  bug
  Azure/Azure-Functions#2659 · Filter by author JDamascenoMS opened on May 14, 2026

• Linux Flex Consumption plans don't load Certificates for use in code

  bug
  Azure/Azure-Functions#2658 · Filter by author jimmywim opened on Apr 15, 2026
  4

• Function execution logs not filtered when using OpenTelemetry telemetryMode

  v4-bug
  Azure/Azure-Functions#2657 · Filter by author foliv57 opened on Apr 10, 2026

• Timer job configured to run at multiple hour intervals not working

  bug
  Azure/Azure-Functions#2656 · Filter by author jordanchang opened on Mar 28, 2026

• Can we have access to the HttpTrigger's AuthorizationLevel within the IFunctionsWorkerMiddleware FunctionContext?

  feature
  Azure/Azure-Functions#2655 · Filter by author JosephG3001 opened on Mar 10, 2026

• minMessageBatchSize missing in host.json schema

  Azure/Azure-Functions#2654 · Filter by author haryp2309 opened on Feb 12, 2026

• outboundVnetRouting.managedIdentityTraffic undocumented behavior causes Managed Identity token acquisition failure when allTraffic=true

  Azure/Azure-Functions#2653 · Filter by author leshibily opened on Feb 8, 2026

• Flex Consumption Plan: Allow per-function limits for concurrency

  Needs: Triage (functions)
  Azure/Azure-Functions#2650 · Filter by author timtucker-dte opened on Jan 21, 2026
  1

• Microsoft Entra ID authentication in Azure Functions (all languages, without EasyAuth)

  feature
  Azure/Azure-Functions#2649 · Filter by author georgeollis opened on Jan 14, 2026
  2

• Sectigo Root CA is wrong in Azure Functions

  bug
  Azure/Azure-Functions#2648 · Filter by author linde12 opened on Jan 13, 2026
  2

• [Clarification Needed] Do in-flight HTTP requests and running function executions complete during slot swap?

  Azure/Azure-Functions#2647 · Filter by author Tech-Fello opened on Jan 12, 2026

• High CPU utilization in Azure Durable Function on AKS due to excessive file watcher threads (600–800 threads per pod)

  bug
  Azure/Azure-Functions#2646 · Filter by author VikramaVutakanti opened on Jan 4, 2026
  2

• QueueTrigger not able to load the proper ManagedIdentity

  bug
  Azure/Azure-Functions#2642 · Filter by author RickDnB opened on Nov 25, 2025

• Inconsistent behavior when managing Functions Host and App Service settings via Rest API

  bug
  Azure/Azure-Functions#2641 · Filter by author anttikes opened on Nov 20, 2025

• Execution of Linux binaries on a Flex Consumption Plan

  Needs: Triage (functions)
  Azure/Azure-Functions#2643 · Filter by author MrBildo opened on Nov 19, 2025

• Event Grid Triggered Function Fails on Streamed Blobs, but Succeeds on Storage Explorer Upload

  Azure/Azure-Functions#2639 · Filter by author RobbertD97 opened on Nov 10, 2025

• [Premium] Azure Portal template fail

  premium-plan
  Azure/Azure-Functions#2636 · Filter by author wforney opened on Oct 29, 2025

• Flex Consumption Deployment Fails (100s Timeout at [Kudu-RemoveWorkersStep]) when VNet Integration and Private Endpoint are Enabled

  bug
  Azure/Azure-Functions#2635 · Filter by author nikithamkoshy opened on Oct 27, 2025
  6