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High severity · published Sep 30, 2026
CVE-2026-18783
Missing Server-Side Authentication on REST API Endpoint in Trex Digital Manufacturing's Trex MES
8.8
CVSS
0.4%
EPSS
No
On KEV
Description
Missing authentication for critical function vulnerability in Trex Digital Smart Manufacturing Systems Inc. Trex MES allows Authentication Bypass. This issue affects Trex MES: through 2026-09-29.
CVSS vector
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Adjacent
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.4% · higher than 29% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
TM
Trex MES · Trex Digital Smart Manufacturing Systems Inc.
through 2026-09-29 · source: vendor
Affected product
TM
Trex MES
Trex Digital Smart Manufacturing Systems Inc.
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-18783
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-18783
government-resource
https://siberguvenlik.gov.tr/guvenlik-bildirimleri/detay/tr-26-1225
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