CVE-2021-40492

Description

A reflected XSS vulnerability exists in multiple pages in version 22 of the Gibbon application that allows for arbitrary execution of JavaScript (gibbonCourseClassID, gibbonPersonID, subpage, currentDate, or allStudents to index.php).

Category

6.1
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 2.0 •
EPSS 15.30% Top 10%
Vendor Advisory gibbonedu.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://gibbonedu.org/ vendor advisory
https://github.com/5qu1n7/CVE-2021-40492 third party advisory

Frequently Asked Questions

What is the severity of CVE-2021-40492?
CVE-2021-40492 has been scored as a medium severity vulnerability.
How to fix CVE-2021-40492?
To fix CVE-2021-40492, 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-2021-40492 being actively exploited in the wild?
It is possible that CVE-2021-40492 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~15% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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