How severe is CVE-2021-28584?

CVE-2021-28584 has a CVSS 3.x base score of 5.4, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity low, and availability low.

Is CVE-2021-28584 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (76th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-28584?

CVE-2021-28584 primarily affects Magento. In total, 12 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2021-28584?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2021-28584 published?

CVE-2021-28584 was published on 2021-06-28 and last updated on 2026-06-17.

CVE-2021-28584

CVE-2021-28584 is a medium-severity vulnerability in Magento with a CVSS 3.x base score of 5.4. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-22.

Key facts

Severity: Medium (CVSS 3.x base score 5.4)
CVSS v2: 6.5
EPSS exploit prediction: 2% (76th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-22
Affected product: Magento
Published: 2021-06-28
Last modified: 2026-06-17

Description

Magento versions 2.4.2 (and earlier), 2.4.1-p1 (and earlier) and 2.3.6-p1 (and earlier) are affected by a Path Traversal vulnerability when creating a store with child theme.Successful exploitation could lead to arbitrary file system write by an authenticated attacker. Access to the admin console is required for successful exploitation.

Frequently asked questions

What is CVE-2021-28584?: Magento versions 2.4.2 (and earlier), 2.4.1-p1 (and earlier) and 2.3.6-p1 (and earlier) are affected by a Path Traversal vulnerability when creating a store with child theme.Successful exploitation could lead to arbitrary file system write by an authenticated attacker. Access to the admin console is required for successful exploitation.
How severe is CVE-2021-28584?: CVE-2021-28584 has a CVSS 3.x base score of 5.4, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity low, and availability low.
Is CVE-2021-28584 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (76th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-28584?: CVE-2021-28584 primarily affects Magento. In total, 12 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2021-28584?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2021-28584 published?: CVE-2021-28584 was published on 2021-06-28 and last updated on 2026-06-17.

References

https://helpx.adobe.com/security/products/magento/apsb21-30.html

Affected products (12)

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:2.3.6:p1:*:*:commerce:*:*:*
cpe:2.3:a:magento:magento:2.3.6:p1:*:*:open_source:*:*:*
cpe:2.3:a:magento:magento:2.4.1:-:*:*:commerce:*:*:*
cpe:2.3:a:magento:magento:2.4.1:-:*:*:open_source:*:*:*
cpe:2.3:a:magento:magento:2.4.1:p1:*:*:commerce:*:*:*
cpe:2.3:a:magento:magento:2.4.1:p1:*:*:open_source:*:*:*
cpe:2.3:a:magento:magento:2.4.2:*:*:*:commerce:*:*:*
cpe:2.3:a:magento:magento:2.4.2:*:*:*:open_source:*:*:*

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