CVE-2021-21013: Magento Commerce Insecure Direct Object Reference Could Lead To Information Disclosure

Severity: high (CVSS 8.1 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 3.2% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2021-01-13 · updated 2026-06-17
Weakness: CWE-863

Description

Magento versions 2.4.1 (and earlier), 2.4.0-p1 (and earlier) and 2.3.6 (and earlier) are vulnerable to an insecure direct object vulnerability (IDOR) in the customer API module. Successful exploitation could lead to sensitive information disclosure and update arbitrary information on another user's account.

Affected products

Adobe Magento: through 2.4.1; from 2.4.1

References

https://helpx.adobe.com/security/products/magento/apsb21-08.html
https://helpx.adobe.com/security/products/magento/apsb21-08.html

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