Semaphore 5.10.3

Semaphore 5.10.3 is an innovation release of the software. It provides users with the ability to explore new functionality as it is added to the Semaphore platform outside the normal long-term support releases.

Important: We scan the Semaphore binaries daily for reported vulnerabilities. For a list of current reported issues and our proposed action, see CVE issues.

Refer to semaphore-v5.10.3-23.january.2026.txt for the bill of materials.

Installation Prerequisites

Note: For Semaphore version 5.10, the minimum supported Java version is Java 17.

Before installing or upgrading to this version of Semaphore, review the following:

For general information:

• Third-party software requirements (Linux)
• Third-party software requirements (Windows)

For installation server requirements:

• Plan your Semaphore Installation (Linux)
• Plan your Semaphore Installation (Windows)

Model Management

Issues Resolved

• 29262 Start supporting Studio Tokens in Standalone Publisher
• 29029 Fixed the redirection URL after successful OAuth login
• 28452 Fixed SPIN function semsys:hasTask
• 28534 Improved performance of adding new Concepts to the model

Others

List of fixed vulnerabilities