Gestor de Oferta is a web application for managing mobility service offerings. Prior to 20260509.0340.15, @tmlmobilidade/utils has a prototype pollution vulnerability in setValueAtPath() in packages/utils/src/generic/value-at-path.ts because unsafe path segments are not blocked. This issue is fixed in version 20260509.0340.15.
https://github.com/tmlmobilidade/go/security/advisories/GHSA-cmxg-94mg-jq94
https://github.com/tmlmobilidade/go/commit/b10505baa7ba0701f830a05f3007c0a6bdd00eb7