CVE-2026-70356

Toptech TMS7 and TopHAT Unrestricted Upload of File with Dangerous Type

Published Sep 29, 2026 CVSS 4.0 · 9.4 Critical EPSS < 1% KEV · Not listed
Description
The TMS file upload endpoint fails to enforce server-side file type restrictions, allowing an attacker to upload and execute arbitrary PHP files on the web server.

Remediation

Vendor Solution

Toptech Systems sent a security advisory to their customers on July 20, 2026. The issue has been addressed in release 7.8. Users can get the latest release and more information on this issue at the Toptech Systems security blog. https://www.toptech.com/blog/tms7-version-7-8-strengthens-security

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
First Time appeared Toptech Systems
Toptech Systems tms7
Toptech Systems tophat
Vendors & Products Toptech Systems
Toptech Systems tms7
Toptech Systems tophat
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description The TMS file upload endpoint fails to enforce server-side file type restrictions, allowing an attacker to upload and execute arbitrary PHP files on the web server.
Title Toptech TMS7 and TopHAT Unrestricted Upload of File with Dangerous Type
Weaknesses CWE-434
References
Metrics cvssV3_1

{'score': 9.1, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H'}

cvssV4_0

{'score': 9.4, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
icscert
Published
Updated
Sep 30, 2026, 3:28 PM
Reserved
Aug 10, 2026, 5:31 PM
Status
Awaiting Analysis
Published
Sep 29, 2026, 10:18 PM
Modified
Sep 30, 2026, 4:46 PM