Issues

• Datadog MCP (mcp.datadoghq.com) OAuth token exchange fails: invalid_grant

  triage
  github/copilot-cli#5058 · Filter by author andrii-rymar opened on Oct 5, 2026

• Project-level canvas extension discovery regressed between 1.0.87-0 and 1.0.90-0 (target_session_extensions always 0)

  triage
  github/copilot-cli#5057 · Filter by author aakash-lufthansa opened on Oct 5, 2026

• The new color theme introduced in October is a regression (accessibility/readability) to the one used in September

  triage
  Bug

  github/copilot-cli#5056 · Filter by author StarshipCaptainNemo opened on Oct 5, 2026

• Support dynamic workflows (/workflows view) in BYOK / air-gapped sessions

  triage
  github/copilot-cli#5055 · Filter by author shloimy-wiesel opened on Oct 5, 2026

• Automatic compaction keeps timing out ("summarizer did not settle within 300s")

  triage
  Bug

  github/copilot-cli#5054 · Filter by author ericwangffff opened on Oct 5, 2026

• Regression in 1.0.89: ACP sessions stop indexing conversation history and usage in session-store.db

  triage
  github/copilot-cli#5053 · Filter by author yfoel opened on Oct 5, 2026

• [Linux][Ubuntu 26.04] Tool sandbox preflight fails although bubblewrap namespace test succeeds

  area:permissionsarea:platform-linux
  Bug

  github/copilot-cli#5052 · Filter by author nazochix opened on Oct 4, 2026

• Copilot CLI timeouts after about 20min

  area:modelsarea:networking
  Bug

  github/copilot-cli#5051 · Filter by author AdamKlob opened on Oct 4, 2026
  1

• /mcp <server-name> fails due to case sensitive matching

  area:mcp
  Feature

  github/copilot-cli#5050 · Filter by author EvanBasalik opened on Oct 3, 2026

• Computer Use plugin unavailable in ACP mode despite being enabled in CLI (Windows, 1.0.91)

  area:non-interactivearea:plugins
  Bug

  github/copilot-cli#5049 · Filter by author formulahendry opened on Oct 3, 2026

• Expose assisted approval in ACP mode

  area:non-interactivearea:permissions
  Feature

  github/copilot-cli#5047 · Filter by author rodalpho opened on Oct 3, 2026

• /compact repeatedly fails with empty model response using gpt-6.1-sol

  area:context-memoryarea:models
  Bug

  github/copilot-cli#5045 · Filter by author bikramjitk opened on Oct 2, 2026

• Regression in 1.0.87: MCP tool call fails with "MCP tool catalog changed" when an unrelated tool's _meta differs between tools/list responses

  area:mcp
  Bug

  github/copilot-cli#5044 · Filter by author TimStewartJ opened on Oct 2, 2026

• Ask user attestation is cancel unwillingly when Ctrl+Shift+C to copy in Herdr

  area:input-keyboard
  Bug

  github/copilot-cli#5043 · Filter by author david8128 opened on Oct 2, 2026

• HydraFusion: after a 400 on the routed model, the session is re-routed to a small-context model that cannot load the static prompt; tool set changes mid-session

  area:context-memoryarea:modelsarea:tools
  Bug

  github/copilot-cli#5042 · Filter by author zekariasasaminew opened on Oct 2, 2026
  1

• Plan mode: add "Accept plan with fresh context" action that drops planning transcript and keeps artifacts

  area:agentsarea:context-memory
  Feature

  github/copilot-cli#5041 · Filter by author cmp0xff opened on Oct 2, 2026

• MCP OAuth: Entra rejects 127.0.0.1 callback (AADSTS50011); no localhost host override found

  area:mcp
  Feature

  github/copilot-cli#5040 · Filter by author cmp0xff opened on Oct 2, 2026

• MCP OAuth login fails with HTTP 400 when server rejects MCP-Protocol-Version (no fallback to older version)

  triage
  github/copilot-cli#5039 · Filter by author hakonz3 opened on Oct 2, 2026
  1

• grep tool silently ignores n, so models that drop the dash from -n get no line numbers

  area:tools
  Bug

  github/copilot-cli#5038 · Filter by author nefayran opened on Oct 2, 2026

• Image pasted from clipboard lost after rwound

  area:sessions
  Bug

  github/copilot-cli#5037 · Filter by author david8128 opened on Oct 1, 2026

• CLI Updates Stop (events.jsonl keeps growing)

  area:sessionsarea:terminal-rendering
  Bug

  github/copilot-cli#5035 · Filter by author logar16 opened on Oct 1, 2026

• Add setting to hide verbose MCP status notifications

  area:mcp
  Feature

  github/copilot-cli#5034 · Filter by author smritiy opened on Oct 1, 2026
  1

• Allow turning off "Task complete" summaries in /autopilot mode.

  area:agents
  Feature

  github/copilot-cli#5033 · Filter by author reginaldStjohn opened on Oct 1, 2026

• Some agent-created commits break co-authorship due to Copilot-Session after Co-authored-by

  area:tools
  Bug

  github/copilot-cli#5032 · Filter by author mwiemer-microsoft opened on Oct 1, 2026

• If autopilot is enabled while a task is running, tool calls start getting permission errors

  area:agentsarea:permissions
  Bug

  github/copilot-cli#5031 · Filter by author dpazos-infragistics opened on Oct 1, 2026