CVE-2021-3486: GLPi 9.5.4 does not sanitize the metadata

Medium severity · published May 26, 2021

CVE-2021-3486

GLPi 9.5.4 does not sanitize the metadata

6.1

CVSS

1.4%

EPSS

On KEV

Description

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

CVSS vector

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

Attack vector

Network

Complexity

Low

Privileges

None

User interaction

Required

Confidentiality

Low

Integrity

Low

Availability

None

Scope

Changed

Exploitation

Is it being used?

Exploit prediction (EPSS)1.4% · higher than 72% of CVEs

Exploited in the wildNo evidence yet

CISA KEVNot listed

Ransomware campaign useNot known

Affected products

Which versions

Glpi · Glpi-project

9.5.4 · source: NVD

Affected product

Glpi

Glpi-project

All Glpi CVEs

References

NVD

https://nvd.nist.gov/vuln/detail/CVE-2021-3486

CVE.org

https://www.cve.org/CVERecord?id=CVE-2021-3486

Issue Tracking

https://bugzilla.redhat.com/show_bug.cgi?id=1947653

Third Party Advisory

https://github.com/Kitsun3Sec/exploits/tree/master/cms/GLPI/GLPI-stored-XSS

Exploit

https://n3k00n3.github.io/blog/09042021/glpi_xss.html