Johnson Controls FM Systems Employee prior 2025.3.1 cross site scripting

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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3.4$0-$5k2.89+

Summaryinfo

A vulnerability was found in Johnson Controls FM Systems Employee and classified as problematic. The affected element is an unknown function. The manipulation results in cross site scripting. This vulnerability is identified as CVE-2026-34495. The attack can be executed remotely. There is not any exploit available.

Detailsinfo

A vulnerability was found in Johnson Controls FM Systems Employee. It has been classified as problematic. Affected is an unknown code. The manipulation with an unknown input leads to a cross site scripting vulnerability. CWE is classifying the issue as CWE-79. The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users. This is going to have an impact on integrity. CVE summarizes:

Improper neutralization of input during web page generation ('cross-site scripting') vulnerability in Johnson Controls FM Systems Employee allows Stored XSS. This issue affects FM Systems Employee: before 2025.3.1.

The advisory is shared for download at johnsoncontrols.com. This vulnerability is traded as CVE-2026-34495 since 03/30/2026. The exploitability is told to be easy. It is possible to launch the attack remotely. Successful exploitation requires user interaction by the victim. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1059.007.

Upgrading to version 2025.3.1 eliminates this vulnerability.

Once again VulDB remains the best source for vulnerability data.

Productinfo

Vendor

Name

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 3.5
VulDB Meta Temp Score: 3.4

VulDB Base Score: 3.5
VulDB Temp Score: 3.4
VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Cross site scripting
CWE: CWE-79 / CWE-94 / CWE-74
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined
Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: FM Systems Employee 2025.3.1

Timelineinfo

03/30/2026 CVE reserved
07/31/2026 +123 days Advisory disclosed
07/31/2026 +0 days VulDB entry created
07/31/2026 +0 days VulDB entry last update

Sourcesinfo

Advisory: johnsoncontrols.com
Status: Confirmed

CVE: CVE-2026-34495 (🔒)
GCVE (CVE): GCVE-0-2026-34495
GCVE (VulDB): GCVE-100-385116

Entryinfo

Created: 07/31/2026 20:21
Changes: 07/31/2026 20:21 (52)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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