CVE-2021-40310

Public Exploit

Description

OpenSIS Community Edition version 8.0 is affected by a cross-site scripting (XSS) vulnerability in the TakeAttendance.php via the cp_id_miss_attn parameter.

Category

5.4
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.46%
Third-Party Advisory github.com Third-Party Advisory github.com Third-Party Advisory youtube.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://github.com/OS4ED/openSIS-Classic product third party advisory
https://www.youtube.com/watch?v=aPKPUDmmYpc third party advisory exploit
https://github.com/MiSERYYYYY/Vulnerability-Reports-and-Disclosures/blob/main/OpenSIS-Community-8.0.md third party advisory exploit

Frequently Asked Questions

What is the severity of CVE-2021-40310?
CVE-2021-40310 has been scored as a medium severity vulnerability.
How to fix CVE-2021-40310?
To fix CVE-2021-40310, 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-2021-40310 being actively exploited in the wild?
It is possible that CVE-2021-40310 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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