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CVE-2026-48356

Critical 9.3 Exploited in the wild (KEV)

Confirmed active exploitation — CISA KEV catalog

Name
Adobe Commerce and Magento Unrestricted Upload of File with Dangerous Type Vulnerability
Added to catalog
Remediation due date (US federal)
Required action
Apply mitigations in accordance with vendor instructions, ensuring compliance with CISA’s BOD 26-04 Prioritizing Security Updates Based on Risk (see URL in Notes) guidance and CISA’s “Forensics Triage Requirements” (see URL in Notes). Follow applicable BOD 26-04 guidance for cloud services or discontinue use of the product if mitigations are unavailable. Stakeholders are responsible for evaluating each asset's internet exposure and ensuring adherence to BOD 26-04 patching guidelines.

Description

Adobe Commerce is affected by an Unrestricted Upload of File with Dangerous Type vulnerability that could result in arbitrary code execution in the context of the current user, potentially gaining elevated access or control over the victim's account or session. Exploitation of this issue requires user interaction in that a victim must visit a maliciously crafted URL or interact with a compromised web page. Scope is changed.

Metrics

CVSS 3.1
9.3 (CRITICAL) Score source: NVD CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:N
EPSS — exploit probability
45% (percentile: 99) as of 1 November 2026
CWE
CWE-434

Affected products

adobe: commerce; adobe: commerce b2b; adobe: magento; adobe: i\/o events

References