# CVE-2026-48356: Adobe Commerce | Unrestricted Upload of File with Dangerous Type (CWE-434)

> CVE-2026-48356: Adobe Commerce | Unrestricted Upload of File with Dangerous Type (CWE-434). CVSS 9.3 (CVSS 3.1), in CISA KEV.

Canonical: https://rewindex.com/cve/CVE-2026-48356
Last updated: 2026-10-28T13:34:50Z

- Published: 2026-07-14 19:44 UTC · Updated: 2026-10-28 13:34 UTC · Assigner: adobe
- CVSS: 9.3 (CVSS 3.1) · Severity: Critical · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:N
- EPSS: 47.5%, 99th percentile (scored 2026-11-10)
- CISA KEV: yes, added 2026-10-27, federal due date 2026-11-10, ransomware use: Unknown
- CWE: CWE-434

## 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.

## 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.

## Affected vendors and products

- Adobe: Adobe Commerce
- Adobe: Adobe Commerce B2B
- Adobe: Adobe Commerce Events
- Adobe: Magento Open Source

## References

- [CVE record on cve.org](https://www.cve.org/CVERecord?id=CVE-2026-48356)
- [NVD entry](https://nvd.nist.gov/vuln/detail/CVE-2026-48356)
- [https://helpx.adobe.com/security/products/magento/apsb26-73.html](https://helpx.adobe.com/security/products/magento/apsb26-73.html)

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_Sources: CVE records from the CVE Program (cve.org). CVE® is a registered trademark of The MITRE Corporation. (https://www.cve.org/) This product uses data from the NVD API but is not endorsed or certified by the NVD. (https://nvd.nist.gov/) Known Exploited Vulnerabilities catalog from CISA. (https://www.cisa.gov/known-exploited-vulnerabilities-catalog) EPSS scores from FIRST (Exploit Prediction Scoring System). (https://www.first.org/epss/)_


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Canonical: https://rewindex.com/cve/CVE-2026-48356 · Markdown: https://rewindex.com/cve/CVE-2026-48356.md · JSON: https://rewindex.com/api/v1/cves/CVE-2026-48356 · Data licensed CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/) · Generated 2026-11-11T04:21:30.518Z