CVE Watchtower

CVE-2026-48356Adobe Commerce Unrestricted File Upload

NVDCVSS scored by psirt@adobe.com

Vulnerability Summary

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.
Severity Level
CRITICAL(9.3)
Published Date
Jul 14, 2026
Last Modified
Oct 28, 2026
Exploitation Status
ACTIVE
EPSS Score (30-Day)
47.47%Probability
Root Weakness (CWE)
The software allows the attacker to upload or transfer files of dangerous types that can be automatically processed within the product's environment.
CVSS v3.1 Base Metrics — Score 9.3 (CRITICAL)
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:N
Attack VectorNetwork
Attack ComplexityLow
Privileges RequiredNone
User InteractionRequired
ScopeChanged
ConfidentialityHigh
IntegrityHigh
AvailabilityNone

Affected & Patched Versions

Affected Versions
  • Adobe Commerce
  • Adobe Commerce B2b
  • Adobe Magento
  • Adobe I\/o Events >= 1.6.0 and < 1.21.0
Patched Versions
  • Adobe I\/o Events 1.21.0

What to do

Patch now. CISA lists this flaw as exploited in the wild and set a federal remediation deadline of Nov 10, 2026.

  1. Check whether you run Adobe Commerce and which version.
  2. Update to a patched version listed above, then confirm the new version.
  3. Review logs and exposed services for signs of earlier compromise.

CISA 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.

CISA KEV Status

Listed in Known Exploited Vulnerabilities
Added: Oct 27, 2026
Remediation due: Nov 10, 2026 (deadline passed)

Timeline

  • Jul 14, 2026Published
  • Oct 27, 2026Added to CISA KEV catalog
  • Oct 28, 2026Record last modified
  • Nov 10, 2026KEV remediation due date

Score, severity and exploitation changes are tracked from the day Watchtower started logging them.

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Data last checked: Nov 14, 2026 04:06 UTC