CVE-2021-41464

Public Exploit

Description

Cross-site scripting (XSS) vulnerability in concrete/elements/collection_add.php in concrete5-legacy 5.6.4.0 and below allows remote attackers to inject arbitrary web script or HTML via the rel parameter.

Category

6.1
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.28%
Third-Party Advisory github.com Third-Party Advisory github.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://github.com/concrete5/concrete5-legacy/issues/2006 issue tracking exploit third party advisory
https://github.com/concrete5/concrete5-legacy third party advisory

Frequently Asked Questions

What is the severity of CVE-2021-41464?
CVE-2021-41464 has been scored as a medium severity vulnerability.
How to fix CVE-2021-41464?
To fix CVE-2021-41464, 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-2021-41464 being actively exploited in the wild?
It is possible that CVE-2021-41464 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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