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Merge pull request from GHSA-gjg7-4j2h-94fq

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Fix XSS in Open Graph & User metadata
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David Mehren 2021-05-11 21:13:25 +02:00 • committed by GitHub
commit 01dad5821e
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2 changed files with 4 additions and 3 deletions
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5
lib/models/user.js
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@ -2,6 +2,7 @@
// external modules
const Sequelize = require('sequelize')
const scrypt = require('scrypt-kdf')
const filterXSS = require('xss')
// core
const logger = require('../logger')
@ -74,7 +75,7 @@ module.exports = function (sequelize, DataTypes) {
}
if (profile) {
profile = {
name: profile.displayName || profile.username,
name: filterXSS(profile.displayName || profile.username),
photo: User.parsePhotoByProfile(profile),
biggerphoto: User.parsePhotoByProfile(profile, true)
}
@ -135,7 +136,7 @@ module.exports = function (sequelize, DataTypes) {
photo = generateAvatarURL(profile.username)
break
}
return photo
return filterXSS(photo)
}
User.parseProfileByEmail = function (email) {
return {

2
public/views/hedgedoc/head.ejs
View file

@ -7,7 +7,7 @@
<%- include('../includes/favicon') %>
<% for (var og in opengraph) { %>
<% if (opengraph.hasOwnProperty(og) && opengraph[og].trim() !== '') { %>
<meta property="og:<%- og %>" content="<%- opengraph[og] %>">
<meta property="og:<%= og %>" content="<%= opengraph[og] %>">
<% }} if (!opengraph.hasOwnProperty('image')) { %>
<meta property="og:image" content="<%- serverURL %>/icons/android-chrome-512x512.png">
<meta property="og:image:alt" content="HedgeDoc logo">