CVE-2026-70356

CRITICAL

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.

CVSS v3.1 Score

9.1
CRITICAL
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
Attack Vector
NETWORK
Complexity
LOW
Privileges
HIGH
User Interaction
NONE
Scope
CHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Published: 9/29/2026Modified: 9/30/2026

Related Intelligence (1)

CRITICALPhishing

Toptech TMS7 and TopHAT

<p><a href="https://github.com/cisagov/CSAF/blob/develop/csaf_files/OT/white/2026/icsa-26-272-02.json"><strong>View CSAF</strong></a></p> <h2>Summary</h2> <p><strong>Successful exploitation of these vulnerabilities could allow an attacker to access critical data or execute arbitrary code.</strong></p> <p>The following versions of Toptech TMS7 and TopHAT are affected:</p> <ul> <li>TMS7 7.6.3 (CVE-2

CVE-2026-71379CVE-2026-70356
CISA Advisories

References (3)

https://github.com/cisagov/CSAF/blob/develop/csaf_files/OT/white/2026/icsa-26-272-02.jsonhttps://www.cisa.gov/news-events/ics-advisories/icsa-26-272-02https://www.toptech.com/blog/tms7-version-7-8-strengthens-security