Shescape is a simple shell escape library for JavaScript. An attacker may be able to get read-only access to environment variables. This bug has been patched in version 1.7.1.
https://github.com/ericcornelissen/shescape/security/advisories/GHSA-3g7p-8qhx-mc8r
https://github.com/ericcornelissen/shescape/releases/tag/v1.7.1
https://github.com/ericcornelissen/shescape/pull/982
https://github.com/ericcornelissen/shescape/commit/d0fce70f987ac0d8331f93cb45d47e79436173ac