Vulnerability Details : CVE-2021-21023
Magento versions 2.4.1 (and earlier), 2.4.0-p1 (and earlier) and 2.3.6 (and earlier) are vulnerable to a stored cross-site scripting vulnerability in the admin console. Successful exploitation could lead to arbitrary JavaScript execution in the victim's browser. Access to the admin console is required for successful exploitation.
Vulnerability category: Cross site scripting (XSS)
Products affected by CVE-2021-21023
- cpe:2.3:a:magento:magento:*:*:*:*:commerce:*:*:*
- cpe:2.3:a:magento:magento:*:*:*:*:open_source:*:*:*
- cpe:2.3:a:magento:magento:2.3.6:-:*:*:commerce:*:*:*
- cpe:2.3:a:magento:magento:2.3.6:-:*:*:open_source:*:*:*
- cpe:2.3:a:magento:magento:2.4.0:-:*:*:commerce:*:*:*
- cpe:2.3:a:magento:magento:2.4.0:-:*:*:open_source:*:*:*
- cpe:2.3:a:magento:magento:2.4.0:p1:*:*:commerce:*:*:*
- cpe:2.3:a:magento:magento:2.4.0:p1:*:*:open_source:*:*:*
- cpe:2.3:a:magento:magento:2.4.1:-:*:*:commerce:*:*:*
- cpe:2.3:a:magento:magento:2.4.1:-:*:*:open_source:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2021-21023
2.82%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 85 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2021-21023
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
3.5
|
LOW | AV:N/AC:M/Au:S/C:N/I:P/A:N |
6.8
|
2.9
|
NIST | |
|
4.8
|
MEDIUM | CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N |
1.7
|
2.7
|
Adobe Systems Incorporated |
CWE ids for CVE-2021-21023
-
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:
- nvd@nist.gov (Primary)
- psirt@adobe.com (Secondary)
References for CVE-2021-21023
-
https://helpx.adobe.com/security/products/magento/apsb21-08.html
Adobe Security BulletinVendor Advisory
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