CVE-2020-15244 RCE in Magento

What is CVE-2020-15244?

CVE-2020-15244 is a high-severity unsafe deserialization vulnerability in OpenMage magento-lts, published on 21 Oct 2020. An attacker needs administrator access to exploit it, with no action from the victim.

Official description

In Magento (rubygems openmage/magento-lts package) before versions 19.4.8 and 20.0.4, an admin user can generate soap credentials that can be used to trigger RCE via PHP Object Injection through product attributes and a product. The issue is patched in versions 19.4.8 and 20.0.4.

Weakness: CWE-74, CWE-502

Which versions are affected by CVE-2020-15244?

4 open source packages ship an affected version, including openmage/magento-lts. It affects 1 product.

Products include Openmage Magento.

How do I fix CVE-2020-15244?

Upgrade openmage/magento-lts to a fixed version for your release line: 19.4.8 or 20.0.4.

Upgrade, and only deserialise data from trusted sources or with an allow-list of types. More about Unsafe deserialization.

Is CVE-2020-15244 being exploited?

There is no known exploitation of CVE-2020-15244 in the wild and no public exploit code.

Other vulnerabilities in OpenMage magento-lts

• CVE-2021-21426 Fixes a bug in Zend Framework's Stream HTTP Wrapper Critical 9.8
• CVE-2021-21427 Backport for CVE-2021-21024 Blind SQLi from Magento 2 Critical 9.1
• CVE-2021-41144 OpenMage LTS authenticated remote code execution through layout update High 8.8
• CVE-2026-40488 OpenMage LTS has Customer File Upload Extension Blocklist Bypass that Leads to Remote Code Execution High 8.7
• CVE-2026-25524 OpenMage LTS's Phar Deserialization leads to Remote Code Execution High 8.1

Sources

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

Also known as GHSA-jrgf-vfw2-hj26.