Medium severity · published Sep 9, 2021
CVE-2021-38317
Konnichiwa! Membership <= 0.8.3 Reflected Cross-Site Scripting
6.1
CVSS
0.9%
EPSS
No
On KEV
Description
The Konnichiwa! Membership WordPress plugin is vulnerable to Reflected Cross-Site Scripting via the plan_id parameter in the ~/views/subscriptions.html.php file which allows attackers to inject arbitrary web scripts, in versions up to and including 0.8.3.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
Low
Integrity
Low
Availability
None
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)0.9% · higher than 59% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
KM
Konnichiwa! Membership · Konnichiwa! Membership
0.8.3 through 0.8.3 · source: vendor
KO
Konnichiwa · Kibokolabs
through 0.8.3 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-38317
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-38317
Exploit
https://plugins.trac.wordpress.org/browser/konnichiwa/trunk/views/subscriptions.html.php?rev=1625922#L7
Third Party Advisory
https://www.wordfence.com/vulnerability-advisories/#CVE-2021-38317