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Medium severity6.2NVD Advisory· Published Dec 3, 2025· Updated Jun 17, 2026

CVE-2025-55076

CVE-2025-55076

Description

A local privilege escalation vulnerability exists in the InstallationHelper service included with Plugin Alliance Installation Manager v1.4.0 for macOS. The service accepts unauthenticated XPC connections and executes input via system(), which may allow a local user to execute arbitrary commands with root privileges.

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Affected products

3
  • Plugin Alliance/Installation Managerinferred3 versions
    <=1.4.0+ 2 more
    • (no CPE)range: <=1.4.0
    • cpe:2.3:a:plugin-alliance:installation_manager:1.4.0:*:*:*:*:*:*:*
    • (no CPE)range: = 1.4.0

Patches

Vulnerability mechanics

References

1

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