ChurchCRM v4.5.4 - Reflected XSS via Image (Authenticated)

2023-05-2300:00:00

Rahad Chowdhury

www.exploit-db.com

102

churchcrm

reflected xss

image

authenticated

cve-2023-31699

security vulnerability

admin panel

csv import

file uploader

exiftool

image properties

4.8 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

REQUIRED

Scope

CHANGED

Confidentiality Impact

LOW

Integrity Impact

LOW

Availability Impact

NONE

CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N

5.2 Medium

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

25.8%

JSON

# Exploit Title: ChurchCRM v4.5.4 - Reflected XSS via Image (Authenticated)
# Date: 2023-04-17
# Exploit Author: Rahad Chowdhury
# Vendor Homepage: http://churchcrm.io/
# Software Link: https://github.com/ChurchCRM/CRM/releases/tag/4.5.4
# Version: 4.5.4
# Tested on: Windows 10, PHP 7.4.29, Apache 2.4.53
# CVE: CVE-2023-31699

Steps to Reproduce:

1. At first login your admin panel.
2. Then click the "Admin" menu and click "CSV Import '' and you will get
the CSV file uploader option.
3. now insert xss payload in jpg file using exiftool or from image
properties and then upload the jpg file.
4. you will see XSS pop up.