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CVE PROGRAM SOURCE RECORD7.6 High

CVE-2026-45226

Heym < 0.0.21 Authorization Bypass in Workflow Execution

Description

Heym before 0.0.21 contains an authorization bypass vulnerability in workflow execution that allows authenticated users to execute arbitrary workflows by referencing victim workflow UUIDs without proper access validation. Attackers can create workflows with execute nodes or agent subWorkflowIds pointing to victim workflow UUIDs to load and execute those workflows under attacker-controlled execution paths, exposing victim workflow outputs and triggering workflow nodes with unintended side effects.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

heymrun heym

Default version status: affected

  • 0 to < 0.0.21affected
  • 3ae3ef6a7d3609da0e910f9ed6b81e99a1661ac8unaffected
pkg:github/heymrun/heym

References