How severe is CVE-2021-28583?

CVE-2021-28583 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2021-28583 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (77th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-28583?

CVE-2021-28583 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-2021-28583?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2021-28583 published?

CVE-2021-28583 was published on 2021-06-28 and last updated on 2026-06-17.

CVE-2021-28583

CVE-2021-28583 is a high-severity vulnerability in Magento with a CVSS 3.x base score of 7.5. 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-657.

Key facts

Severity: High (CVSS 3.x base score 7.5)
CVSS v2: 4.3
EPSS exploit prediction: 2% (77th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-657
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 Violation of Secure Design Principles vulnerability in RMA PDF filename formats. Successful exploitation could allow an attacker to get unauthorized access to restricted resources.

Frequently asked questions

What is CVE-2021-28583?: Magento versions 2.4.2 (and earlier), 2.4.1-p1 (and earlier) and 2.3.6-p1 (and earlier) are affected by a Violation of Secure Design Principles vulnerability in RMA PDF filename formats. Successful exploitation could allow an attacker to get unauthorized access to restricted resources.
How severe is CVE-2021-28583?: CVE-2021-28583 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2021-28583 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (77th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-28583?: CVE-2021-28583 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-2021-28583?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2021-28583 published?: CVE-2021-28583 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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