CVE-2021-24508

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.

CVSS v3.1

6.1 MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

CVSS v2.0

4.3 MEDIUMAV:N/AC:M/Au:N/C:N/I:P/A:N

EPSS

1.34% chance of exploitation in the next 30 days, 69th percentile

Published

2021-09-13

Updated

2024-08-03

Proof-of-concept exploits (1)

• https://wpscan.com/vulnerability/2b543740-d4b0-49b5-a021-454a3a72162f

References

• CVE Record
• NVD entry

Related

• CVE-2021-24507
• CVE-2021-24509
• CVE-2021-24506
• CVE-2021-24510
• CVE-2021-24505
• CVE-2021-24511