CVE-2026-21282
Received Received - Intake
Improper Input Validation in Adobe Commerce Causes DoS

Publication date: 2026-03-11

Last updated on: 2026-03-11

Assigner: Adobe Systems Incorporated

Description
Adobe Commerce versions 2.4.9-alpha3, 2.4.8-p3, 2.4.7-p8, 2.4.6-p13, 2.4.5-p15, 2.4.4-p16 and earlier are affected by an Improper Input Validation vulnerability that could lead to application denial-of-service. An attacker could exploit this vulnerability by providing specially crafted input, causing limited impact to application availability. Exploitation of this issue does not require user interaction.
CVSS Scores
EPSS Scores
Probability:
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Meta Information
Published
2026-03-11
Last Modified
2026-03-11
Generated
2026-06-16
AI Q&A
2026-03-11
EPSS Evaluated
2026-06-15
NVD
CVE-2026-21282
EUVD
EUVD-2026-11035
Affected Vendors & Products
Showing 183 associated CPEs
Vendor Product Version / Range
adobe commerce 2.4.4
adobe commerce 2.4.5
adobe commerce 2.4.4
adobe commerce to 2.4.4 (exc)
adobe commerce 2.4.5
adobe commerce 2.4.4
adobe commerce 2.4.5
adobe commerce 2.4.4
adobe commerce 2.4.6
adobe commerce 2.4.4
adobe commerce 2.4.5
adobe commerce 2.4.6
adobe commerce 2.4.5
adobe commerce 2.4.4
adobe commerce 2.4.7
adobe commerce 2.4.5
adobe commerce 2.4.6
adobe commerce 2.4.6
adobe commerce 2.4.4
adobe commerce 2.4.4
adobe commerce 2.4.4
adobe commerce 2.4.4
adobe commerce 2.4.7
adobe commerce 2.4.7
adobe commerce 2.4.7
adobe commerce 2.4.6
adobe commerce 2.4.6
adobe commerce 2.4.6
adobe commerce 2.4.5
adobe commerce 2.4.5
adobe commerce 2.4.5
adobe commerce 2.4.7
adobe commerce 2.4.4
adobe commerce 2.4.5
adobe commerce 2.4.6
adobe commerce 2.4.7
adobe commerce 2.4.4
adobe commerce 2.4.8
adobe commerce 2.4.7
adobe commerce 2.4.6
adobe commerce 2.4.5
adobe commerce 2.4.4
adobe commerce 2.4.5
adobe commerce 2.4.6
adobe commerce 2.4.7
adobe commerce 2.4.8
adobe commerce 2.4.7
adobe commerce 2.4.8
adobe commerce 2.4.4
adobe commerce 2.4.5
adobe commerce 2.4.6
adobe commerce 2.4.4
adobe commerce 2.4.5
adobe commerce 2.4.6
adobe commerce 2.4.7
adobe commerce 2.4.8
adobe commerce 2.4.9
adobe commerce 2.4.4
adobe commerce 2.4.5
adobe commerce 2.4.6
adobe commerce 2.4.7
adobe commerce 2.4.8
adobe commerce 2.4.9
adobe commerce 2.4.4
adobe commerce 2.4.5
adobe commerce 2.4.6
adobe commerce 2.4.7
adobe commerce 2.4.8
adobe commerce 2.4.9
adobe commerce_b2b 1.4.2
adobe commerce_b2b 1.4.2
adobe commerce_b2b 1.4.2
adobe commerce_b2b 1.3.5
adobe commerce_b2b 1.3.4
adobe commerce_b2b 1.3.4
adobe commerce_b2b 1.3.5
adobe commerce_b2b 1.3.3
adobe commerce_b2b 1.3.3
adobe commerce_b2b 1.4.2
adobe commerce_b2b 1.3.5
adobe commerce_b2b 1.3.4
adobe commerce_b2b 1.3.3
adobe commerce_b2b to 1.3.3 (exc)
adobe commerce_b2b 1.3.3
adobe commerce_b2b 1.3.3
adobe commerce_b2b 1.3.3
adobe commerce_b2b 1.3.3
adobe commerce_b2b 1.3.3
adobe commerce_b2b 1.3.3
adobe commerce_b2b 1.3.3
adobe commerce_b2b 1.3.3
adobe commerce_b2b 1.3.3
adobe commerce_b2b 1.3.3
adobe commerce_b2b 1.3.4
adobe commerce_b2b 1.3.4
adobe commerce_b2b 1.3.4
adobe commerce_b2b 1.3.4
adobe commerce_b2b 1.3.4
adobe commerce_b2b 1.3.4
adobe commerce_b2b 1.3.4
adobe commerce_b2b 1.3.4
adobe commerce_b2b 1.3.4
adobe commerce_b2b 1.3.5
adobe commerce_b2b 1.4.2
adobe commerce_b2b 1.3.3
adobe commerce_b2b 1.3.4
adobe commerce_b2b 1.3.5
adobe commerce_b2b 1.4.2
adobe commerce_b2b 1.5.2
adobe commerce_b2b 1.3.5
adobe commerce_b2b 1.3.5
adobe commerce_b2b 1.3.5
adobe commerce_b2b 1.3.5
adobe commerce_b2b 1.3.5
adobe commerce_b2b 1.3.5
adobe commerce_b2b 1.3.3
adobe commerce_b2b 1.3.4
adobe commerce_b2b 1.3.5
adobe commerce_b2b 1.4.2
adobe commerce_b2b 1.5.2
adobe commerce_b2b 1.5.3
adobe commerce_b2b 1.3.3
adobe commerce_b2b 1.3.4
adobe commerce_b2b 1.4.2
adobe commerce_b2b 1.5.2
adobe commerce_b2b 1.5.3
adobe commerce_b2b 1.3.5
adobe commerce_b2b 1.3.3
adobe commerce_b2b 1.3.4
adobe commerce_b2b 1.3.5
adobe commerce_b2b 1.4.2
adobe commerce_b2b 1.5.2
adobe commerce_b2b 1.5.3
adobe magento 2.4.5
adobe magento 2.4.5
adobe magento 2.4.5
adobe magento 2.4.6
adobe magento 2.4.6
adobe magento 2.4.6
adobe magento 2.4.7
adobe magento 2.4.5
adobe magento 2.4.5
adobe magento 2.4.6
adobe magento 2.4.6
adobe magento 2.4.5
adobe magento 2.4.5
adobe magento 2.4.5
adobe magento 2.4.6
adobe magento 2.4.7
adobe magento 2.4.7
adobe magento 2.4.7
adobe magento 2.4.6
adobe magento 2.4.5
adobe magento 2.4.7
adobe magento 2.4.5
adobe magento 2.4.6
adobe magento 2.4.7
adobe magento 2.4.8
adobe magento 2.4.7
adobe magento 2.4.6
adobe magento 2.4.5
adobe magento 2.4.5
adobe magento 2.4.6
adobe magento 2.4.7
adobe magento 2.4.8
adobe magento 2.4.5
adobe magento 2.4.6
adobe magento 2.4.7
adobe magento 2.4.8
adobe magento to 2.4.5 (exc)
adobe magento 2.4.5
adobe magento 2.4.6
adobe magento 2.4.7
adobe magento 2.4.8
adobe magento 2.4.5
adobe magento 2.4.6
adobe magento 2.4.7
adobe magento 2.4.8
adobe magento 2.4.5
adobe magento 2.4.6
adobe magento 2.4.7
adobe magento 2.4.8
adobe magento 2.4.9
Helpful Resources
Exploitability
CWE
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KEV
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CWE ID Description
CWE-20 The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.
Attack-Flow Graph
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Executive Summary

This vulnerability affects certain versions of Adobe Commerce and is caused by improper input validation. An attacker can exploit this by sending specially crafted input to the application, which can lead to a denial-of-service condition. This means the application could become unavailable or unresponsive due to the attack.

Impact Analysis

The impact of this vulnerability is limited to application availability. An attacker exploiting this issue could cause the Adobe Commerce application to become unavailable or experience a denial-of-service, disrupting normal operations. However, it does not affect confidentiality or integrity of data.

Compliance Impact

I don't know

Detection Guidance

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Mitigation Strategies

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