CVE-2026-48356
Adobe Commerce | Unrestricted Upload of File with Dangerous Type (CWE-434)
Adobe Commerce and Magento Unrestricted Upload of File with Dangerous Type Vulnerability is confirmed as actively exploited and is listed in the CISA KEV catalog.
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 notes
https://www.adobe.com/trust/security/products/commerce/apsb26-73.html ; ; BOD 26-04: https://www.cisa.gov/news-events/directives/bod-26-04-prioritizing-security-updates-based-risk ; Forensics Triage Requirements: https://www.cisa.gov/news-events/directives/bod-26-04-implementation-guidance-prioritizing-security-updates-based-risk ; https://nvd.nist.gov/vuln/detail/CVE-2026-48356
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.
Severity
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:NKey Findings
as of 2026-11-01- CISA added CVE-2026-48356 to the KEV catalog 105 days after its CVE record was published. The median for entries added in 2026 so far is 14 days.
- It is one of 83 Adobe entries in the CISA KEV catalog, and one of 7 added in 2026.
- Its current EPSS score (44.6%) is higher than that of 46% of CISA KEV entries.
Affected Products
| Vendor | Product | Affected versions |
|---|---|---|
| Adobe | Adobe Adobe Commerce | 0 to 2.4.9, 2.4.8-p5, 2.4.7-p10, 2.4.6-p15, 2.4.5-p17, 2.4.4-p18 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) |
| Adobe | Adobe Adobe Commerce B2B | 0 to 1.5.3, 1.5.2-p5, 1.4.2-p10, 1.3.4-p17, 1.3.3-p18 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) |
| Adobe | Adobe Magento Open Source | 0 to 2.4.9, 2.4.8-p5, 2.4.7-p10, 2.4.6-p15 2.4.9-2026-jul, 2.4.8-2026-jul, 2.4.7-2026-jul, 2.4.6-2026-jul (unaffected) |
| Adobe | Adobe Adobe Commerce Events | 0 to 1.20.0 1.21.0 (unaffected) |
References
1 linksVendor advisories
Record Details
- Published
- 2026-07-14
- Last updated
- 2026-10-28
- Assigner (CNA)
- adobe
- Credited to
- -
More from Adobe
Adobe Commerce | Improper Input Validation (CWE-20)
Adobe Commerce | Incorrect Authorization (CWE-863)
Adobe Commerce | Improper Neutralization of Special Elements Used in a Template Engine (CWE-1336)
XXE can expose crypt key and other secrets granting full admin access
CVE record data © The MITRE Corporation, used under the CVE Terms of Use. Exploited-in-the-wild data from the CISA Known Exploited Vulnerabilities catalog (CC0). Exploit prediction scores by FIRST EPSS (first.org/epss). Alert titles and links from CISA cybersecurity alerts. This site is not affiliated with or endorsed by MITRE, NVD, CISA, or FIRST.