GHSA-7FQ5-7WR8-RJWJ OliveTin has a Concurrent Template Parsing Race Condition which Leads to Cross-Request Command Contamination

Summary OliveTin's template engine uses a single shared text/template.Template instance tpl package-level variable in service/internal/tpl/templates.go across all goroutines. Every action execution calls tpl.Parsesource followed by t.Execute on this shared instance with no synchronization. When t...