CVE-2023-38220 Full page cache enumeration via cookie X-Magento-Vary

What is CVE-2023-38220?

CVE-2023-38220 is a high-severity vulnerability in Adobe Commerce, published on 13 Oct 2023. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Adobe Commerce versions 2.4.7-beta1 (and earlier), 2.4.6-p2 (and earlier), 2.4.5-p4 (and earlier) and 2.4.4-p5 (and earlier) are affected by an Improper Authorization vulnerability that could lead in a security feature bypass in a way that an attacker could access unauthorised data. Exploitation of this issue does not require user interaction.

Weakness: CWE-285

Which versions are affected by CVE-2023-38220?

12 open source packages ship an affected version, including magento/community-edition and magento/project-community-edition. It affects 2 products.

Products include Adobe Commerce, Adobe Magento.

How do I fix CVE-2023-38220?

Upgrade magento/community-edition to a fixed version for your release line: 2.4.4-p6, 2.4.5-p5, 2.4.6-p3 or 2.4.7-beta2.

Is CVE-2023-38220 being exploited?

There is no known exploitation of CVE-2023-38220 in the wild and no public exploit code.

Other vulnerabilities in Adobe Commerce

• CVE-2026-75650 Adobe Commerce and Magento Improper Neutralization of Special Elements Used in a Template Engine Exploited Critical 10.0
• CVE-2024-34102 Adobe Commerce and Magento Open Source Improper Restriction of XML External Entity Reference (XXE) Exploited Critical 9.8
• CVE-2022-24086 Adobe Commerce and Magento Open Source Improper Input Validation Exploited Critical 9.8
• CVE-2026-48356 Adobe Commerce and Magento Unrestricted Upload of File with Dangerous Type Exploited Critical 9.3
• CVE-2026-71362 Adobe Commerce and Magento Incorrect Authorization Vulnerability Exploited Critical 9.1

All Adobe Commerce vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-grc6-r6f8-xj7c.