CVE-2021-40492

moderate-risk
Published 2021-09-03

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).

Do I need to act?

~
10.0% chance of exploitation in next 30 days
EPSS score — moderate exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
6
CVSS 6.1/10 Medium
NETWORK / LOW complexity

Affected Products (1)

Affected Vendors

Gibbonedu

References (4)

Vendor Advisory https://gibbonedu.org/
Third Party Advisory https://github.com/5qu1n7/CVE-2021-40492
Vendor Advisory https://gibbonedu.org/
Third Party Advisory https://github.com/5qu1n7/CVE-2021-40492
39
/ 100
moderate-risk
Severity 23/34 · High
Exploitability 11/34 · Low
Exposure 5/34 · Minimal