depau/HackMD
1
0
Fork 0
Code Issues Pull requests Releases Wiki Activity

Fix possible meta XSS in history list [Security Issue]

Browse source
This commit is contained in:
Wu Cheng-Han 2016-11-26 22:56:03 +08:00
parent 9d4ede4cff
commit 8c10c393ce
1 changed files with 5 additions and 0 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

5
public/js/history.js
View file

@ -1,4 +1,5 @@
var store = require('store');
var S = require('string');
var common = require('./common');
var checkIfAuth = common.checkIfAuth;
@ -337,6 +338,10 @@ function parseToHistory(list, notehistory, callback) {
notehistory[i].timestamp = timestamp.valueOf();
notehistory[i].fromNow = timestamp.fromNow();
notehistory[i].time = timestamp.format('llll');
// prevent XSS
notehistory[i].text = S(notehistory[i].text).escapeHTML().s;
notehistory[i].tags = (notehistory[i].tags && notehistory[i].tags.length > 0) ? S(notehistory[i].tags).escapeHTML().s.split(',') : [];
// add to list
if (notehistory[i].id && list.get('id', notehistory[i].id).length == 0)
list.add(notehistory[i]);
}