How severe is CVE-2020-24403?

CVE-2020-24403 has a CVSS 3.x base score of 2.7, rated low severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is none, integrity low, and availability none.

Is CVE-2020-24403 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (73rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-24403?

CVE-2020-24403 primarily affects Magento. In total, 8 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2020-24403?

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

When was CVE-2020-24403 published?

CVE-2020-24403 was published on 2020-11-09 and last updated on 2026-06-17.

CVE-2020-24403

CVE-2020-24403 is a low-severity vulnerability in Magento with a CVSS 3.x base score of 2.7. 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-285.

Key facts

Severity: Low (CVSS 3.x base score 2.7)
CVSS v2: 4.0
EPSS exploit prediction: 2% (73rd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-285
Affected product: Magento
Published: 2020-11-09
Last modified: 2026-06-17

Description

Magento version 2.4.0 and 2.3.5p1 (and earlier) are affected by an incorrect user permissions vulnerability within the Inventory component. This vulnerability could be abused by authenticated users with Inventory and Source permissions to make unauthorized changes to inventory source data via the REST API.

Frequently asked questions

What is CVE-2020-24403?: Magento version 2.4.0 and 2.3.5p1 (and earlier) are affected by an incorrect user permissions vulnerability within the Inventory component. This vulnerability could be abused by authenticated users with Inventory and Source permissions to make unauthorized changes to inventory source data via the REST API.
How severe is CVE-2020-24403?: CVE-2020-24403 has a CVSS 3.x base score of 2.7, rated low severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is none, integrity low, and availability none.
Is CVE-2020-24403 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (73rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-24403?: CVE-2020-24403 primarily affects Magento. In total, 8 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2020-24403?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2020-24403 published?: CVE-2020-24403 was published on 2020-11-09 and last updated on 2026-06-17.

References

https://helpx.adobe.com/security/products/magento/apsb20-59.html

Affected products (8)

cpe:2.3:a:magento:magento:*:*:*:*:commerce:*:*:*
cpe:2.3:a:magento:magento:*:*:*:*:open_source:*:*:*
cpe:2.3:a:magento:magento:2.3.5:-:*:*:commerce:*:*:*
cpe:2.3:a:magento:magento:2.3.5:-:*:*:open_source:*:*:*
cpe:2.3:a:magento:magento:2.3.5:p1:*:*:commerce:*:*:*
cpe:2.3:a:magento:magento:2.3.5:p1:*:*:open_source:*:*:*
cpe:2.3:a:magento:magento:2.4.0:*:*:*:commerce:*:*:*
cpe:2.3:a:magento:magento:2.4.0:*:*:*:open_source:*:*:*

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