Is CVE-2026-11833 actively exploited?

No active exploitation of CVE-2026-11833 has been confirmed so far. Continue monitoring, as exploit status can change.

Can CVE-2026-11833 be exploited remotely?

Yes. CVE-2026-11833 is exploitable remotely over the network (CVSS attack vector: Network).

What is the CVSS score of CVE-2026-11833?

CVE-2026-11833 has a CVSS score of 8.2 (HIGH).

HOME VULNERABILITIESCVE-2026-11833

HIGH

CVE-2026-11833

CWE-319Published: June 23, 2026· Updated: Jun 23, 2026

8.2

CVSS v3.1

EPSS:0.22%probability of exploitation in 30 daysPercentile:12.0th

Official Description

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

NVD Source

Technical Analysis

CVE-2026-11833 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.

CVSS v3.1 Vector Breakdown

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges Req.None

User InteractionNone

ScopeX

Impact

Confidentiality

Integrity

Availability

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