CVE-2026-108746 [HIGH] – Vearch 3.5.2 through 3.5.9 contains an incorrect authorization vulnerability in Role.HasPe

Vearch 3.5.2 through 3.5.9 contains an incorrect authorization vulnerability in Role.HasPermissionForResources that ignores stored ReadOnly or None privilege levels for resources listed in a role. Authenticated non-root users can upsert and delete documents with read-only access, or call PUT /roles to grant their role WriteRead privileges, escalating toward cluster administrator access.