Arbitrary file upload in Amasty Order Attributes For Magento 2
CVE-2026-53787
Amasty Order Attributes for Magento 2 before version 4.0.0 contains an unauthenticated arbitrary file upload vulnerability that allows unauthenticated attackers to write arbitrary files to the store's media directory by submitting files of any type or name to the upload endpoint without authentication, session validation, or cart context. Attackers can upload PHP files to achieve remote code execution on servers where the media directory permits PHP execution, or alternatively enable malware hosting, stored cross-site scripting via HTML or SVG uploads, and path traversal to write files outside the intended upload directory.
Vulnerability class: Unrestricted File Upload
EPSS: 0.056 (92.5th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Amasty Order Attributes For Magento 2 — versions 0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- disclosure@vulncheck.com (release-notes, product)
- disclosure@vulncheck.com (technical-description)
- disclosure@vulncheck.com (third-party-advisory)
Frequently asked questions
- What is CVE-2026-53787?
- CVE-2026-53787 is a critical-severity vulnerability in Amasty Order Attributes For Magento 2, classified under Unrestricted Upload of File with Dangerous Type. CVSS score: 9.8/10. Published 2026-06-12.
- How severe is CVE-2026-53787?
- Critical severity. CVSS v3 base score is 9.8 out of 10.
- Is CVE-2026-53787 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.