Hi again, I tried to do this, but
but no success I’m afraid - I still get the same error message (2 moderate & 3high severity vulnerabilities), so here is my package.json file 
{
“name”: “osebro-antikvariat”,
“private”: true,
“version”: “0.1.0”,
“description”: “A Strapi application”,
“scripts”: {
"develop": "strapi develop",
"start": "strapi start",
"build": "strapi build",
"strapi": "strapi"
},
“dependencies”: {
"chokidar": "^3.5.2",
"css-loader": "^6.2.0",
"glob-parent": "^6.0.1",
"jquery": "^3.6.0",
"knex": "0.21.18",
"mysql": "2.18.1",
"strapi": "^3.6.8",
"strapi-admin": "3.6.8",
"strapi-connector-bookshelf": "3.6.8",
"strapi-plugin-content-manager": "3.6.8",
"strapi-plugin-content-type-builder": "3.6.8",
"strapi-plugin-email": "3.6.8",
"strapi-plugin-i18n": "3.6.8",
"strapi-plugin-upload": "3.6.8",
"strapi-plugin-users-permissions": "3.6.8",
"strapi-utils": "3.6.8",
"tar": "^6.1.11",
"url-loader": "^4.1.1",
"webpack": "^5.51.1"
},
“author”: {
"name": "A Strapi developer"
},
“strapi”: {
"uuid": "e441a5ea-6f26-47bd-b368-139f1cb3da35"
},
“engines”: {
"node": ">=10.16.0 <=14.x.x",
"npm": ">=6.0.0"
},
“license”: “MIT”
}