HIGH CWE-319
CVE-2026-11833
Yokogawa Electric FAST/TOOLS vulnerability
Yokogawa Electric·FAST/TOOLS
8.2/ 10
CVSS 4.0
High severity
0.27%
EPSS exploit odds
Chance of exploitation in the next 30 days
Higher than 19% of all CVEs
Not listed
CISA KEV catalog
No confirmed in-the-wild exploitation on CISA's list.
Timeline
- Published
- Jun 23, 2026
- Updated
- Jun 23, 2026
- First covered
- Jul 4, 2026
- Latest story
- 4 months ago
Summary
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 R10.04CI Server (All packages) R1.01 to R1.04
CWE-319Cleartext transmission of sensitive information
Attack profile
Attack vectorNetwork
ComplexityLow
RequirementsPresent
PrivilegesNone
User interactionNone
ConfidentialityHigh
IntegrityNone
AvailabilityNone
CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:NAffected products
- Yokogawa Electric FAST/TOOLSR9.01 to R10.04
- Yokogawa Electric CI ServerR1.01 to R1.04