Medium severityNVD Advisory· Published Aug 24, 2026· Updated Sep 3, 2026

CVE-2026-34491

Description

Improper neutralization of input during web page generation ('cross-site scripting') vulnerability in Johnson Controls Metasys 14 and Johnson Controls Metasys 15 allows Cross Site Scripting.

This issue affects Metasys 14: before 14.1.5; Metasys 15: before 15.0.1.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

Johnson Controls/Metasysllm-fuzzy
Range: <14.1.5, <15.0.1

Patches

Vulnerability mechanics

References

www.johnsoncontrols.com/trust-center/cybersecurity/security-advisoriesnvd

News mentions

Johnson Controls Metasys
CISA ICS Advisories

cvss	0.260
epss	0.000
exploit	0.000
kev	0.000
patch	0.000
ransomware	0.000