Vulnerability Details : CVE-2021-24556
Potential exploit
The kento_email_subscriber_ajax AJAX action of the Email Subscriber WordPress plugin through 1.1, does not properly sanitise, validate and escape the submitted subscribe_email and subscribe_name POST parameters, inserting them in the DB and then outputting them back in the Subscriber list (/wp-admin/edit.php?post_type=kes_campaign&page=kento_email_subscriber_list_settings), leading a Stored XSS issue.
Vulnerability category: Cross site scripting (XSS)
Products affected by CVE-2021-24556
- cpe:2.3:a:email-subscriber_project:email-subscriber:*:*:*:*:*:wordpress:*:*
Exploit prediction scoring system (EPSS) score for CVE-2021-24556
1.32%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 78 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2021-24556
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
4.3
|
MEDIUM | AV:N/AC:M/Au:N/C:N/I:P/A:N |
8.6
|
2.9
|
NIST | |
|
6.1
|
MEDIUM | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N |
2.8
|
2.7
|
NIST |
CWE ids for CVE-2021-24556
-
The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.Assigned by:
- contact@wpscan.com (Secondary)
- nvd@nist.gov (Primary)
References for CVE-2021-24556
-
https://wpscan.com/vulnerability/f050aedc-f79f-4b27-acac-0cdb33b25af8
Attention Required! | CloudflareExploit;Third Party Advisory
-
https://codevigilant.com/disclosure/2021/wp-plugin-email-subscriber/
wp-plugin : email-subscriber | Code Vigilant : to err is human.. To fix is HumanityExploit;Third Party Advisory
Jump to