CVE-2021-3486

Public Exploit

Description

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

Category

6.1
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.70% Top 30%
Third-Party Advisory github.com Third-Party Advisory github.io
Affected: n/a glpi
Published at:
Updated at:

References

Link Tags
https://bugzilla.redhat.com/show_bug.cgi?id=1947653 issue tracking
https://n3k00n3.github.io/blog/09042021/glpi_xss.html third party advisory exploit
https://github.com/Kitsun3Sec/exploits/tree/master/cms/GLPI/GLPI-stored-XSS third party advisory

Frequently Asked Questions

What is the severity of CVE-2021-3486?
CVE-2021-3486 has been scored as a medium severity vulnerability.
How to fix CVE-2021-3486?
To fix CVE-2021-3486, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2021-3486 being actively exploited in the wild?
It is possible that CVE-2021-3486 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2021-3486?
CVE-2021-3486 affects n/a glpi.
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