High severity · published Feb 7, 2022
CVE-2021-24879
The SupportCandy WordPress plugin before 2.2.7 does not have CSRF check in the wpsc_tickets AJAX action, nor has any sanitisation or escaping in some of the filter fields which…
8.8
CVSS
0.6%
EPSS
No
On KEV
Description
The SupportCandy WordPress plugin before 2.2.7 does not have CSRF check in the wpsc_tickets AJAX action, nor has any sanitisation or escaping in some of the filter fields which could allow attackers to make a logged in user having access to the ticket lists dashboard set an arbitrary filter (stored in their cookies) with an XSS payload in it.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.6% · higher than 49% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
SU
Supportcandy · Supportcandy
before 2.2.7 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-24879
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-24879
Exploit
https://wpscan.com/vulnerability/6dfb4f61-c8cb-40ad-812f-139482be0fb4
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