Vulnerability CVE-2018-19146
Published: 2019-06-17

Description:
Concrete5 8.4.3 has XSS because config/concrete.php allows uploads (by administrators) of SVG files that may contain HTML data with a SCRIPT element.

Type:

CWE-79

 (Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting'))

CVSS2 => (AV:N/AC:M/Au:S/C:N/I:P/A:N)

CVSS Base Score
Impact Subscore
Exploitability Subscore
3.5/10
2.9/10
6.8/10
Exploit range
Attack complexity
Authentication
Remote
Medium
Single time
Confidentiality impact
Integrity impact
Availability impact
None
Partial
None
Affected software
Concrete5 -> Concrete5 

 References:
https://hackerone.com/concrete5?view_policy=true
https://hackerone.com/reports/437863
https://www.concrete5.org/
https://www.w3.org/TR/SVG2/intro.html#W3CCompatibility
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