CVE-2026-34497CWE-80

CVE-2026-34497

Medium · published July 31, 2026

CVSS v3.1
5.4
EPSS
0%
Percentile
13.6
In the wild
Unconfirmed
What it is

Improper neutralization of Script-Related HTML tags in a web page (basic XSS) vulnerability in Johnson Controls FM Systems Employee allows Cross-Site Scripting (XSS).

This issue affects FM Systems Employee: before 2025.3.1.

The record
Technical detail
CVSS v3.1
5.4 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
CVSS v4.0
Not supplied
EPSS
0.00234 · 13.6th percentile
Weakness
CWE-80 · Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS)
Published
2026-07-31T22:17Z
Affected products (1)
ProductVersionsFixed in
johnsoncontrols/fms_employee≤ 2025.3.1—
References (1)
https://www.johnsoncontrols.com/trust-center/cybersecurity/security-advisories · [email protected]
EPSS history
Timeline
  • 31 JUL 17:31Z
    FMS Employee Vulnerable to HTML Injection
    cvelistv5