CVE-2026-21282
March 11, 2026
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.
Affected Packages
magento/community-edition (PHP):
Affected version(s) >=2.4.6-p1 <2.4.6-p14Fix Suggestion:
Update to version 2.4.6-p14magento/community-edition (PHP):
Affected version(s) >=2.4.5-p1 <2.4.5-p16Fix Suggestion:
Update to version 2.4.5-p16magento/community-edition (PHP):
Affected version(s) >=2.4.9-alpha1 <2.4.9-beta1Fix Suggestion:
Update to version 2.4.9-beta1magento/community-edition (PHP):
Affected version(s) >=2.4.4-p1 <2.4.4-p17Fix Suggestion:
Update to version 2.4.4-p17magento/community-edition (PHP):
Affected version(s) >=2.4.7-p1 <2.4.7-p9Fix Suggestion:
Update to version 2.4.7-p9magento/community-edition (PHP):
Affected version(s) >=2.4.8-p1 <2.4.8-p4Fix Suggestion:
Update to version 2.4.8-p4Related Resources (1)
Do you need more information?
Contact UsCVSS v4
Base Score:
6.9
Attack Vector
NETWORK
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
NONE
User Interaction
NONE
Vulnerable System Confidentiality
NONE
Vulnerable System Integrity
NONE
Vulnerable System Availability
LOW
Subsequent System Confidentiality
NONE
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
CVSS v3
Base Score:
5.3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
LOW
Weakness Type (CWE)
Improper Input Validation
EPSS
Base Score:
0.16
