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CVE-2026-34686
Published:May 12, 2026
Updated:May 17, 2026
Adobe Commerce versions 2.4.9-beta1, 2.4.8-p4, 2.4.7-p9, 2.4.6-p14, 2.4.5-p16, 2.4.4-p17 and earlier are affected by a stored Cross-Site Scripting (XSS) vulnerability that could be abused by a low-privileged attacker to inject malicious scripts into vulnerable form fields. Malicious JavaScript may be executed in a victim's browser when they browse to the page containing the vulnerable field, potentially gaining elevated access or control over the victim's account or session. Scope is changed.
Affected Packages
magento/community-edition (PHP):
Affected version(s) >=2.4.8 <2.4.8-p5
Fix Suggestion:
Update to version 2.4.8-p5
magento/community-edition (PHP):
Affected version(s) >=2.4.5 <2.4.5-p17
Fix Suggestion:
Update to version 2.4.5-p17
magento/community-edition (PHP):
Affected version(s) >=2.4.6 <2.4.6-p15
Fix Suggestion:
Update to version 2.4.6-p15
magento/community-edition (PHP):
Affected version(s) >=2.4.4 <2.4.4-p18
Fix Suggestion:
Update to version 2.4.4-p18
magento/community-edition (PHP):
Affected version(s) >=2.4.7 <2.4.7-p10
Fix Suggestion:
Update to version 2.4.7-p10
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CVSS v4
Base Score:
9.3
Attack Vector
NETWORK
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
LOW
User Interaction
PASSIVE
Vulnerable System Confidentiality
HIGH
Vulnerable System Integrity
HIGH
Vulnerable System Availability
NONE
Subsequent System Confidentiality
HIGH
Subsequent System Integrity
HIGH
Subsequent System Availability
NONE
CVSS v3
Base Score:
8.7
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
NONE
Weakness Type (CWE)
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')