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MyBB Visual Editor 1.8.18 - Cross-Site Scripting
| Reporter | Title | Published | Views | Family All 11 |
|---|---|---|---|---|
 | MyBB Visual Editor 1.8.18 Cross Site Scripting Vulnerability | 22 Sep 201800:00 | – | zdt |
 | MyBB Cross-Site Scripting Vulnerability (CNVD-2018-19562) | 17 Sep 201800:00 | – | cnvd |
 | CVE-2018-17128 | 17 Sep 201804:00 | – | cve |
 | CVE-2018-17128 | 17 Sep 201804:00 | – | cvelist |
 | EUVD-2018-8906 | 7 Oct 202500:30 | – | euvd |
 | MyBB Visual Editor 1.8.18 - Cross-Site Scripting | 24 Sep 201800:00 | – | exploitpack |
 | CVE-2018-17128 | 17 Sep 201804:29 | – | nvd |
 | MyBB < 1.8.19 Multiple Vulnerabilities (Sep 2018) | 18 Sep 201800:00 | – | openvas |
 | CVE-2018-17128 | 17 Sep 201804:29 | – | osv |
 | MyBB Visual Editor 1.8.18 Cross Site Scripting | 22 Sep 201800:00 | – | packetstorm |
10
# Title: MyBB Visual Editor 1.8.18 - Cross-Site Scripting
# Author: Numan OZDEMIR
# Vendor Homepage: mybb.com
# Software Link: https://mybb.com/download/
# Version: Up to v1.8.18. Fixed in v1.8.19.
# PoC Video: https://numanozdemir.com/mybb/xss.mp4
# CVE: CVE-2018-17128
# Description:
# Attacker can run JavaScript codes in victim user's browser while victim is replying a post.
# 'videotype' section causes this.
# How to Reproduce:
1)- Enter to thread posting page. (newthread.php, enter title and content.)
2)- Click "insert a video" command. Select any source and insert any URL.
3)- Edit the video source with your payload.
Or, directly add this code:
[video=PAYLOAD]http://victim.com[/video]
Example:
[video=PA<svg/onload=alert('xss')>YLOAD]http://victim.com[/video]
4)- Post the thread.
# While victim user replying your post, his browser will run JavaScript.
# Vulnerable pages: editpost.php, newreply.php, private.php
# and all Visual Editor embedded pages.Data
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24 Sep 2018 00:00Current
5.5Medium risk
Vulners AI Score5.5
CVSS 23.5
CVSS 35.4
EPSS0.01121