CVE-2021-24604

Public Exploit
Availability Calendar < 1.2.2 - Authenticated Stored Cross-Site Scripting

Description

The Availability Calendar WordPress plugin before 1.2.2 does not sanitise or escape its Category Names before outputting them in page/post where the associated shortcode is embed, allowing high privilege users to perform Cross-Site Scripting attacks even when the unfiltered_html is disallowed

Category

4.8
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.22%
Third-Party Advisory wpscan.com
Affected: Unknown Availability Calendar
Published at:
Updated at:

References

Link Tags
https://wpscan.com/vulnerability/d084c5b1-45f1-4e7e-b3e9-3c98ae4bce9c third party advisory exploit

Frequently Asked Questions

What is the severity of CVE-2021-24604?
CVE-2021-24604 has been scored as a medium severity vulnerability.
How to fix CVE-2021-24604?
To fix CVE-2021-24604, 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-2021-24604 being actively exploited in the wild?
It is possible that CVE-2021-24604 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.
What software or system is affected by CVE-2021-24604?
CVE-2021-24604 affects Unknown Availability Calendar.
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