Language: TypeScript
Label: safe
CWE: CWE-94 \u2014 Improper Control of Generation of Code ('Code Injection')
The product constructs all or part of a code segment using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the syntax or behavior of the intended code segment.

Code:
export function serializeObject(o: any): string {
  return Buffer.from(JSON.stringify(o)).toString("base64")
}