CVE-2021-24508

Public Exploit

Smash Balloon Social Post Feed < 2.19.2 - Unauthenticated Stored XSS

Description

The Smash Balloon Social Post Feed WordPress plugin before 2.19.2 does not sanitise or escape the feedID POST parameter in its feed_locator AJAX action (available to both authenticated and unauthenticated users) before outputting a truncated version of it in the admin dashboard, leading to an unauthenticated Stored Cross-Site Scripting issue which will be executed in the context of a logged in administrator.

References

Link	Tags
https://wpscan.com/vulnerability/2b543740-d4b0-49b5-a021-454a3a72162f	third party advisory exploit

Frequently Asked Questions

What is the severity of CVE-2021-24508?: CVE-2021-24508 has been scored as a medium severity vulnerability.
How to fix CVE-2021-24508?: To fix CVE-2021-24508, 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-2021-24508 being actively exploited in the wild?: It is possible that CVE-2021-24508 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~15% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2021-24508?: CVE-2021-24508 affects Unknown Smash Balloon Social Post Feed.

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Description

Category

CWE-79 – Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

References

Frequently Asked Questions