CVE-2023-45889

Public Exploit

Description

A Universal Cross Site Scripting (UXSS) vulnerability in ClassLink OneClick Extension through 10.8 allows remote attackers to inject JavaScript into any webpage. NOTE: this issue exists because of an incomplete fix for CVE-2022-48612.

Category

6.1
CVSS
Severity: Medium
CVSS 3.1 •
EPSS 0.11%
Third-Party Advisory zerdle.net Third-Party Advisory zerdle.net
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://blog.zerdle.net/classlink/ third party advisory
https://blog.zerdle.net/classlink2/ third party advisory exploit

Frequently Asked Questions

What is the severity of CVE-2023-45889?
CVE-2023-45889 has been scored as a medium severity vulnerability.
How to fix CVE-2023-45889?
To fix CVE-2023-45889, 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-2023-45889 being actively exploited in the wild?
It is possible that CVE-2023-45889 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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