Medium severity · published Mar 31, 2021
CVE-2021-21418
ps_emailsubscription is a newsletter subscription module for the PrestaShop platform
5.4
CVSS
0.8%
EPSS
No
On KEV
Description
ps_emailsubscription is a newsletter subscription module for the PrestaShop platform. An employee can inject javascript in the newsletter condition field that will then be executed on the front office The issue has been fixed in 2.6.1
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
Required
Confidentiality
Low
Integrity
Low
Availability
None
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)0.8% · higher than 56% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
PE
PS Emailsubscription · Prestashop
2.6.0 before 2.6.1 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-21418
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-21418
Patch
https://github.com/PrestaShop/ps_emailsubscription/commit/664ffb225e2afb4a32640bbedad667dc6e660b70
Release Notes
https://github.com/PrestaShop/ps_emailsubscription/releases/tag/v2.6.1
Third Party Advisory
https://github.com/PrestaShop/ps_emailsubscription/security/advisories/GHSA-vwfx-hh3w-fj99
Third Party Advisory
https://packagist.org/packages/prestashop/ps_emailsubscription