CVE-2026-48356

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.

CVSS 3.1

9.3CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:N

EPSS

31% chance of exploitation in the next 30 days; higher than 98% of CVEs (scores of 2026-10-27)

CISA KEV

listed 2026-10-27, due 2026-11-10

CWE

CWE-434

Published

2026-07-14

Modified

2026-10-27

Record from

the NVD, synced 2026-10-27

Affected

• adobe:commerce
• adobe:commerce_b2b
• adobe:i\/o_events
• adobe:magento

References

• https://helpx.adobe.com/security/products/magento/apsb26-73.html
• https://sansec.io/research/magento-cms-block-loader-deepveindrilling#indicators-of-compromise
• https://sansec.io/research/polyshell-mass-attack-wave
• https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-48356

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