CVE-2026-48356

Adobe Commerce | Unrestricted Upload of File with Dangerous Type (CWE-434)

  • Critical 9.3
  • Exploited: added to CISA KEV 27 Oct 2026

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.

Key facts

Published
14 Jul 2026
Last changed
28 Oct 2026
Assigned by
adobe
KEV added
27 Oct 2026
KEV fix due
10 Nov 2026
EPSS
47.472% likely to be exploited in the next 30 days, higher than 98.863% of CVEs (scores for 15 Nov 2026)
SSVC (CISA)
Exploitation: active; Automatable: no; Technical impact: total

Severity scores

Each score is shown as its source gave it. They are not averaged or merged.

  • 9.3CVSS 3.1, Criticalfrom the CNA (adobe)CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:N

What to do

  • 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 required action

Historical context and remediation

This reference retains the original CVE publication date. A recent record update does not mean a new attack occurred.

No separately sourced impact summary is available on this page yet. Consult the description, version data and dated exploitation evidence.

Version statuses below come from the CNA. An “unaffected” version is not necessarily a currently supported release or proof of a patch date. EPSS is a dated risk estimate, not a count of historical attacks.

Read the original CVE record.

Affected products

VendorProductVersions
AdobeAdobe Commerce
  • Default status: unaffected
  • 0 up to and including 2.4.9, 2.4.8-p5, 2.4.7-p10, 2.4.6-p15, 2.4.5-p17, 2.4.4-p18 (affected)
  • 2.4.9-2026-jul, 2.4.8-2026-jul, 2.4.7-2026-jul, 2.4.6-2026-jul, 2.4.5-2026-jul, 2.4.4-2026-jul (unaffected)
AdobeAdobe Commerce B2B
  • Default status: unaffected
  • 0 up to and including 1.5.3, 1.5.2-p5, 1.4.2-p10, 1.3.4-p17, 1.3.3-p18 (affected)
  • 1.5.3-2026-jul, 1.5.2-2026-jul, 1.4.2-2026-jul, 1.3.4-2026-jul, 1.3.3-2026-jul (unaffected)
AdobeMagento Open Source
  • Default status: unaffected
  • 0 up to and including 2.4.9, 2.4.8-p5, 2.4.7-p10, 2.4.6-p15 (affected)
  • 2.4.9-2026-jul, 2.4.8-2026-jul, 2.4.7-2026-jul, 2.4.6-2026-jul (unaffected)
AdobeAdobe Commerce Events
  • Default status: unaffected
  • 0 up to and including 1.20.0 (affected)
  • 1.21.0 (unaffected)

Timeline

  1. 14 Jul 2026 Published
  2. 27 Oct 2026 Added to the CISA KEV catalogue

Weakness

References