Issues

• bigquery: ARROW query_and_wait returns empty result on cached large-result queries

  priority: p1type: bug
  googleapis/google-cloud-python#18935 · Filter by author daniel-sanche opened on Oct 31, 2026
  2

  

• GoogleAuth: Windows: Failing to retrieve the default project Id

  triage metype: bug
  googleapis/google-cloud-python#18860 · Filter by author asmith-wowcorp opened on Oct 27, 2026
  2

• [spanner-sqlalchemy]: support spanner_storing in Alembic op.create_index() and autogenerate compare_indexes()

  api: spannerpriority: p2type: bug
  googleapis/google-cloud-python#18835 · Filter by author rocksnow1942 opened on Oct 23, 2026

• auth: impersonated_credentials loses subject on copy, so with_scopes() and with_quota_project() turn off domain wide delegation

  authpriority: p2type: bug
  googleapis/google-cloud-python#18428 · Filter by author Om-singhaI opened on Sep 20, 2026

• google-cloud-storage: Failed to handle doubly-gzipped files

  api: storagepriority: p3type: bug
  googleapis/google-cloud-python#18423 · Filter by author shunping opened on Sep 18, 2026
  1

• Expired authentication credentials are reported as HTTP 503 (Service Unavailable) errors

  authpriority: p3type: bug
  googleapis/google-cloud-python#18419 · Filter by author GergelyKalmar opened on Sep 18, 2026

• A client called run_in_transaction be stuck if Spanner is down

  api: spannerpriority: p2type: bug
  googleapis/google-cloud-python#18375 · Filter by author jiayun-zou opened on Sep 15, 2026
  1

• auth: AuthorizedHttp.configure_mtls_channel() drops custom PoolManager settings

  authpriority: p2type: bug
  googleapis/google-cloud-python#18366 · Filter by author nbayati opened on Sep 14, 2026

• auth: configure_mtls_channel() discards existing session configuration

  priority: p2type: bug
  googleapis/google-cloud-python#18314 · Filter by author nbayati opened on Sep 8, 2026 · Async REST GA

• auth: get_client_cert_and_key() suppresses default SSL fallback on empty callback

  authpriority: p2type: bug
  googleapis/google-cloud-python#18307 · Filter by author nbayati opened on Sep 8, 2026 · Async REST GA

• google-auth: cryptography lower bounds fail on Python 3.14 and allow vulnerable releases

  priority: p2type: bug
  googleapis/google-cloud-python#18260 · Filter by author j-flat opened on Sep 2, 2026

• google-auth: Avoid auto-retrying 401s on streaming/non-repeatable payloads in sync HTTP transports

  authpriority: p2type: bug
  googleapis/google-cloud-python#18238 · Filter by author nbayati opened on Aug 27, 2026
  2

  

• bug: update the internal logic in resolve_feature_flags

  type: bug
  Task

  googleapis/google-cloud-python#18214 · Filter by author chalmerlowe opened on Aug 25, 2026 · [o11y] Tracing
  

• PendingDeprecationWarning in google-cloud-bigquery-storage

  api: bigquerypriority: p2type: bug
  googleapis/google-cloud-python#18181 · Filter by author GergelyKalmar opened on Aug 20, 2026
  2

  

• bigquery: SSLError marked globally non-retryable (#17489) fails jobs.get / result() polling on transient TLS resets

  api: bigquerypriority: p2type: bug
  googleapis/google-cloud-python#18178 · Filter by author evgeniy-b opened on Aug 20, 2026
  2

  

• google-cloud-storage: background BucketMetadataCache request shares the upload transport and correlates with intermittent SSLEOFError

  api: storagepriority: p2type: bug
  googleapis/google-cloud-python#18116 · Filter by author ZivotJeKrasny opened on Aug 14, 2026
  

• PIN prompt with fido2 security key Reauth challenge

  type: bug
  googleapis/google-cloud-python#17975 · Filter by author joelferrier opened on Aug 3, 2026
  

• transfer_manager: upload_many and upload_many_from_filenames can hang indefinitely even with deadline

  api: storagepriority: p2type: bug
  googleapis/google-cloud-python#17959 · Filter by author rameshvarun opened on Jul 30, 2026
  

• [spanner] run_in_transaction raises uncaught IndexError when Aborted.errors is empty

  api: spannerpriority: p2type: bug
  googleapis/google-cloud-python#17903 · Filter by author cbh34680 opened on Jul 26, 2026
  

• [spanner] RequestOptions.transaction_tag is unexpectedly mutated to '' when passed to snapshot.read()

  api: spannerpriority: p2type: bug
  googleapis/google-cloud-python#17902 · Filter by author cbh34680 opened on Jul 26, 2026
  1

  

• google-auth: configure_mtls_channel() creates zombie state when dynamically disabled and should fail loudly

  autheffort: lowpriority: p2type: bug
  googleapis/google-cloud-python#17761 · Filter by author nbayati opened on Jul 17, 2026
  

• google-auth: Tests in test__default.py fail if GOOGLE_CLOUD_PROJECT is set in the local environment

  autheffort: lowpriority: p3testingtype: bug
  googleapis/google-cloud-python#17759 · Filter by author nbayati opened on Jul 17, 2026

• google-auth: Thread safety race condition during 401 client certificate rotation in transports

  authpriority: p2type: bug
  googleapis/google-cloud-python#17756 · Filter by author nbayati opened on Jul 17, 2026

• google-auth: connection leaks in urllib3 transport and metadata helper during mTLS updates

  priority: p2type: bug
  Bug

  googleapis/google-cloud-python#17755 · Filter by author nbayati opened on Jul 17, 2026
  

• sqlalchemy-spanner: alembic revision --autogenerate fails

  api: spannerpriority: p2type: bug
  googleapis/google-cloud-python#17648 · Filter by author cdco-busunkim opened on Jul 7, 2026
  1