CVE-2026-11833

published 2026-06-23

CVE-2026-11833: Overview: A vulnerability has been found in FAST/TOOLS and CI Server. The web server may return a response containing the CI Server setting information. This…

Priority P3 47 high 8.2 CVSS 4.0

AV N AC L AT P PR N UI N VC H VI N VA N SC N SI N SA N E X CR X IR X AR X MAV X MAC X MAT X MPR X MUI X MVC X MVI X MVA X MSC X MSI X MSA X S X AU X R X V X RE X U X

Overview:
A vulnerability has been found in FAST/TOOLS and CI Server. The web server may return a response containing the CI Server setting information. This information could
be exploited by an attacker for other attacks.

The affected products and versions are as follows:

FAST/TOOLS (Packages: RVSVRN, UNSVRN, HMIWEB, FTEES, HMIMOB) R9.01 to R10.04

CI Server (All packages) R1.01 to R1.04

Affected

2 ranges

Vendor	Product	Version range	Fixed in
yokogawa_electric_corporation	ci_server	R1.01 – R1.04	—
yokogawa_electric_corporation	fast_tools	R9.01 – R10.04	—

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CWE-319