Data and AI releases

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Re-announcing the deprecation of Xcode 16.2.0 and 26.2.0

DeprecationNot yet verified

CircleCI announced that Xcode 16.2.0 and 26.2.0 images will be removed on December 7, 2026, with 24-hour brownouts conducted prior to enforcement.

Developer tools

Read on circleci.com

Also shipped Nov 5, 2026CircleCI in November 2026 →

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Functions now available in beta

CircleCI launched Functions in beta, allowing developers and AI agents to define, version, pin, and reuse CI environment setup modules via CLI and MCP server.

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Server Release 4.10.2

CircleCI Server 4.10.2 includes security updates to reject compromised certificates and adds new Kong routes for the OAuth authorization server.

Update
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Server Release 4.9.7

CircleCI Server 4.9.7 includes security updates to reject compromised certificates and adds new Kong routes for the OAuth authorization server.

Update
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Machine Runner Orchestrator Release 1.0.2

Security Rebuilt Machine Runner Orchestrator with a patched Go release that stops trusting the compromised eMudhra and Comodo AAA root certificate authorities, in response to the October 2026 eMudhra intermediate CA key compromise. We recommend that all users upgrade. This addresses CVE-2026-111943.

Update
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