MyBB OUGC Feedback Plugin 1.8.22 - Cross-Site Scripting
| Reporter | Title | Published | Views | Family All 11 |
|---|---|---|---|---|
 | MyBB OUGC Feedback Plugin 1.8.22 - Cross-Site Scripting Vulnerability | 11 Mar 202100:00 | – | zdt |
 | CVE-2021-28115 | 9 Mar 202122:15 | – | attackerkb |
 | CVE-2021-28115 | 10 Mar 202100:51 | – | circl |
 | OUGC Feedback 跨站脚本漏洞 | 9 Mar 202100:00 | – | cnnvd |
 | CVE-2021-28115 | 9 Mar 202121:33 | – | cve |
 | CVE-2021-28115 | 9 Mar 202121:33 | – | cvelist |
 | EUVD-2021-14816 | 7 Oct 202500:30 | – | euvd |
 | CVE-2021-28115 | 9 Mar 202122:15 | – | nvd |
 | MyBB OUGC Feedback 1.8.22 Cross Site Scripting | 11 Mar 202100:00 | – | packetstorm |
 | Design/Logic Flaw | 9 Mar 202122:15 | – | prion |
10
# Exploit Title: MyBB OUGC Feedback Plugin 1.8.22 - Cross-Site Scripting
# Date: 1/30/2021
# Author: 0xB9
# Twitter: @0xB9Sec
# Contact: 0xB9[at]pm.me
# Software Link: https://community.mybb.com/mods.php?action=view&pid=1220
# Version: 1.8.22
# Tested on: Windows 10
# CVE: CVE-2021-28115
1. Description:
This plugin adds a feedback system to your forum. Edit feedback button is vulnerable to XSS.
2. Proof of Concept:
- Go to a user profile
- Add feedback and leave the following payload as comment "><script>alert(1)</script>
- View the feedback feedback.php?uid=2
- When clicking Edit payload will executeData
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11 Mar 2021 00:00Current
6.2Medium risk
Vulners AI Score6.2
CVSS 24.3
CVSS 3.16.1
EPSS0.00854