Vulnerability CVE-2021-24427
Published: 2021-07-12

Description:
The W3 Total Cache WordPress plugin before 2.1.3 did not sanitise or escape some of its CDN settings, allowing high privilege users to use JavaScript in them, which will be output in the page, leading to an authenticated Stored Cross-Site Scripting issue

Type:

CWE-79

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

CVSS2 => (AV:N/AC:M/Au:S/C:N/I:P/A:N)

CVSS Base Score
Impact Subscore
Exploitability Subscore
3.5/10
2.9/10
6.8/10
Exploit range
Attack complexity
Authentication
Remote
Medium
Single time
Confidentiality impact
Integrity impact
Availability impact
None
Partial
None
Affected software
Boldgrid -> W3 total cache 

 References:
https://m0ze.ru/vulnerability/[2021-04-25]-[WordPress]-[CWE-79]-W3-Total-Cache-WordPress-Plugin-v2.1.2.txt
https://wpscan.com/vulnerability/5da5ce9a-82a6-404f-8dec-795d7905b3f9
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