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TI-2021-09639 Aliases CVE-2021-28563GHSA-q9xx-4689-gvv5

Magento Commerce improper Authorization via the 'Create Customer' endpoint

Priority LOW 32CWE-285Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
None
Attack complexity
Low
Impact type
Security bypass
Confidentiality · integrity · availability
Low · Low · None
Fix status
Fixed

Attack profile from CVSS 3.1 · CNA. Fix status from CNA and GitHub. Impact type from CWE-285.

Summary

Magento versions 2.4.2 (and earlier), 2.4.1-p1 (and earlier) and 2.3.6-p1 (and earlier) are affected by an Improper Authorization vulnerability via the 'Create Customer' endpoint. Successful exploitation could lead to unauthorized modification of customer data by an unauthenticated attacker. Access to the admin console is required for successful exploitation.

Why it matters now

EPSS 0.01429 73rd percentileScored 2026-11-08
Fix Fixed magento/community-edition (Packagist): 2.4.2-p1, 2.3.7

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

VendorProductAffected versionsFixed inStatusSource
AdobeMagento Commerceup to 2.4.2; up to 2.3.6-p1; up to 2.4.1-p1; up to None—No fix listedCNA
—magento/community-edition (Packagist)2.4.0 to before 2.4.2-p12.4.2-p1Patch availableGHSA-q9xx-4689-gvv5
—magento/community-edition (Packagist)before 2.3.72.3.7Patch availableGHSA-q9xx-4689-gvv5
  • Magento Commerce VendorAdobe Affected up to 2.4.2; up to 2.3.6-p1; up to 2.4.1-p1; up to None Fixed in — No fix listed CNA
  • magento/community-edition (Packagist) Vendor— Affected 2.4.0 to before 2.4.2-p1 Fixed in 2.4.2-p1 Patch available GHSA-q9xx-4689-gvv5
  • magento/community-edition (Packagist) Vendor— Affected before 2.3.7 Fixed in 2.3.7 Patch available GHSA-q9xx-4689-gvv5

CPE configurations NVD · 4

CPEVersionsRoleVendor
cpe:2.3:a:magento:magento:*:*:*:*:commerce:*:*:*before 2.3.7VulnerableMagento
cpe:2.3:a:magento:magento:*:*:*:*:open_source:*:*:*before 2.3.7VulnerableMagento
cpe:2.3:a:magento:magento:*:*:*:*:commerce:*:*:*2.4.0 – 2.4.2VulnerableMagento
cpe:2.3:a:magento:magento:*:*:*:*:open_source:*:*:*2.4.0 – 2.4.2VulnerableMagento
  • cpe:2.3:a:magento:magento:*:*:*:*:commerce:*:*:* Versions before 2.3.7 Vulnerable ·Magento
  • cpe:2.3:a:magento:magento:*:*:*:*:open_source:*:*:* Versions before 2.3.7 Vulnerable ·Magento
  • cpe:2.3:a:magento:magento:*:*:*:*:commerce:*:*:* Versions 2.4.0 – 2.4.2 Vulnerable ·Magento
  • cpe:2.3:a:magento:magento:*:*:*:*:open_source:*:*:* Versions 2.4.0 – 2.4.2 Vulnerable ·Magento

Remediation

  • Fix · GHSA-q9xx-4689-gvv5 magento/community-edition (Packagist) Fixed in 2.4.2-p1 Advisory →
  • Fix · GHSA-q9xx-4689-gvv5 magento/community-edition (Packagist) Fixed in 2.3.7 Advisory →

Timeline

  1. 2026-10-02 Threatist record created from CVE-2021-28563
  2. 2026-10-03 Alias added: GHSA-q9xx-4689-gvv5

References

  • TI-2026-52938 Adobe Commerce | Improper Neutralization of Special Elements Used in a Template Engine (CWE-1336) KEVCVSS 3.1CRITICAL 10.0
  • TI-2026-35688 ColdFusion | Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') (CWE-22) KEVCVSS 3.1CRITICAL 10.0
  • TI-2025-34084 Adobe Experience Manager | Incorrect Authorization (CWE-863) KEVCVSS 3.1CRITICAL 10.0
  • TI-2024-22559 XXE can expose crypt key and other secrets granting full admin access KEVCVSS 3.1CRITICAL 9.8
  • TI-2023-19615 Analysis CVE-2023-29300 Bypass: Adobe ColdFusion Pre-Auth RCE KEVCVSS 3.1CRITICAL 9.8
  • TI-2023-13696 Adobe ColdFusion Deserialization of Untrusted Data Arbitrary code execution KEVCVSS 3.1CRITICAL 9.8
See all 8046 →

Sources