Vulnerability CVE-2021-3486
Published: 2021-05-26   Modified: 2021-05-27

Description:
GLPi 9.5.4 does not sanitize the metadata. This way its possible to insert XSS into plugins to execute JavaScript code.

Type:

CWE-79

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

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

CVSS Base Score
Impact Subscore
Exploitability Subscore
4.3/10
2.9/10
8.6/10
Exploit range
Attack complexity
Authentication
Remote
Medium
No required
Confidentiality impact
Integrity impact
Availability impact
None
Partial
None
Affected software
Glpi-project -> GLPI 

 References:
https://n3k00n3.github.io/blog/09042021/glpi_xss.html
https://github.com/Kitsun3Sec/exploits/tree/master/cms/GLPI/GLPI-stored-XSS
https://bugzilla.redhat.com/show_bug.cgi?id=1947653
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