Issue

When updates are made to a work object, such as submitting an assignment, users encounter unexpected authorization errors that occur against unrelated assignments. This issue occurs after updating to Infinity’ 25.

Symptoms and Impact

Errors

• You are not authorized to open instance ASSIGN‑WORKLIST‑XXXX
• You are not authorized to create, modify, or lock instance …

Steps to reproduce

1. Update to Infinity’ 25.
2. Implement access restrictions on assignments based on business rules or role based access controls.
3. Process work objects as a user who does not have access to all of the work objects’ assignments.

Root Cause

A defect in Pega code/rules that results in assignment urgency synchronization updates which are attempted on assignments the user might not have access to.

Solution

Update to Pega 25.1.2 or later versions.