v1.30.4

What's Changed

Potential Breaking Change

If using authorization with replication setup, set system.disableStreamingAuthorizer dynamic config to true to opt out from changes in this release and avoid replication traffic connection errors. Check the linked CVE for implications of opting out.

Security

• Addresses CVE-2026-5724, MEDIUM

Full Changelog: v1.30.3...v1.30.4

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Temporal Docs
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Docker images for this release (use the tag 1.30.4)

Server
Admin-Tools

v1.29.6

What's Changed

Potential Breaking Change

If using authorization with replication setup, set system.disableStreamingAuthorizer dynamic config to true to opt out from changes in this release and avoid replication traffic connection errors. Check the linked CVE for implications of opting out.

Security

• Addresses CVE-2026-5724, MEDIUM

Full Changelog: v1.29.5...v1.29.6

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Temporal Docs
Server
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Docker images for this release (use the tag 1.29.6)

Server
Server With Auto Setup (what is Auto-Setup?)
Admin-Tools

v1.28.4

What's Changed

Potential Breaking Change

If using authorization with replication setup, set system.disableStreamingAuthorizer dynamic config to true to opt out from changes in this release and avoid replication traffic connection errors. Check the linked CVE for implications of opting out.

Security

• Addresses CVE-2026-5724, MEDIUM

Full Changelog: v1.28.3...v1.28.4

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Temporal Docs
Server
Helm Chart

Docker images for this release (use the tag 1.28.4)

Server
Server With Auto Setup (what is Auto-Setup?)
Admin-Tools

v1.30.3

What's Changed

Security

• Check namespaces in batch workflow (CVE-2026-5199, LOW)

Full Changelog: v1.30.2...v1.30.3

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Temporal Docs
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Docker images for this release (use the tag 1.30.3)

Server
Admin-Tools

v1.29.5

What's Changed

Security

• Check namespaces in batch workflow (CVE-2026-5199, LOW)

Full Changelog: v1.29.4.1...v1.29.5

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Temporal Docs
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Docker images for this release (use the tag 1.29.5)

Server
Server With Auto Setup (what is Auto-Setup?)
Admin-Tools

v1.28.3.1

What's Changed

• Bump dependencies to address security CVEs for v1.28.3.1 by @rkannan82 in #9662

Full Changelog: v1.28.3...v1.28.3.1

v1.29.4.1

What's Changed

• Bump dependencies to address security CVEs for v1.29.4.1 by @rkannan82 in #9629

Full Changelog: v1.29.4...v1.29.4.1

v1.30.2

What's Changed

Worker Versioning

• Upgrade-on-Continue-as-New (Public Preview) - New feature enables Pinned workflows to find out when a new worker version is available for them to upgrade to. Use this to Pin long-running workflows and let them upgrade-on-continue-as-new to the Target Worker Deployment Version (#9239)
• System protection caches to reduce excessive GetTaskQueueUserData lookups (#9168, #9262)
• Track version drainage properly with VersioningOverride for automated worker controllers (#9147)
• Fix approximate_backlog_count metric for Current and Ramping version tasks (#9300, #9316, #8957)
• Fix task rescheduling edge case during AutoUpgrade Transition (#9250)

Bug Fixes

• Fix bug in retrieving archived workflows from Google Cloud Store (#9329)
• Fix race in fairTaskReader (#9467)
• Bump Temporal CLI version to 1.6.1 in Docker image build (#9433)

Security

• Bump google.golang.org/grpc v1.72.2 → v1.79.3 (CVE-2026-33186, CRITICAL)
• Bump go.opentelemetry.io/otel/sdk v1.34.0 → v1.40.0 (CVE-2026-24051, HIGH)
• Bump Go 1.25.7 → 1.25.8 (CVE-2026-25679, HIGH)
• Bump Alpine zlib 1.3.1-r2 → 1.3.2-r0 (CVE-2026-22184, HIGH)

Full Changelog: v1.30.1...v1.30.2

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Docker images for this release (use the tag 1.30.2)

Server Server With Auto Setup (what is Auto-Setup?) Admin-Tools

v1.28.3

What's Changed

This patch addresses multiple CVEs in Go dependencies and updates the Elasticsearch image:

• Bump golang.org/x/crypto v0.37.0 → v0.45.0 (GO-2025-4116, GO-2025-4134, GO-2025-4135)
• Bump golang.org/x/net v0.39.0 → v0.47.0 (GO-2026-4440, GO-2026-4441)
• Bump Go 1.24.5 → 1.24.13 for stdlib CVE fixes (crypto/tls, crypto/x509)
• Bump Elasticsearch image to 8.5.0 (#9497)

Full Changelog: v1.28.2...v1.28.3

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Temporal Docs
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Docker images for this release

Server (use the tag 1.28.3)
Server With Auto Setup (what is Auto-Setup?)
Admin-Tools

v1.29.4

What's Changed

Dependency Updates and Ignore Unknown Predefined Search Attributes After Rollback from v1.30.1

Helpful links to get you started with Temporal

Temporal Docs
Server
Samples Server
Helm Chart

Docker images

Server
Admin-Tools

Full Changelog: v1.29.3...v1.29.4