Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in ABB EIBPORT V3 KNX, ABB EIBPORT V3 KNX GSM.This issue affects EIBPORT V3 KNX: before 3.9.2; EIBPORT V3 KNX GSM: before 3.9.2.

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Attack Requirements None

User Interaction Active

Vulnerable System Confidentiality Impact High

Vulnerable System Integrity Impact High

Vulnerable System Availability Impact High

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction Required

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

The EPSS score is 0.00079.

Exploitation none

Automatable no

Technical Impact total

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions
ABB EIBPORT V3 KNX unaffected
Version Status Constraints
0 affected < 3.9.2
ABB EIBPORT V3 KNX GSM unaffected
Version Status Constraints
0 affected < 3.9.2

No data.

No data.

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Vendors Products
Abb Subscribe
Eibport V3 Knx Subscribe
Eibport V3 Knx Gsm Subscribe

Project Subscriptions

Vendors Products
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Eibport V3 Knx Subscribe
Eibport V3 Knx Gsm Subscribe
Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://search.abb.com/library/Download.aspx?DocumentID=9AKK108471A7808&LanguageCode=en&DocumentPartId=pdf&Action=Launch cve-icon cve-icon
History

Wed, 08 Oct 2025 13:45:00 +0000

Type Values Removed Values Added
First Time appeared Abb
Abb eibport V3 Knx
Abb eibport V3 Knx Gsm
Vendors & Products Abb
Abb eibport V3 Knx
Abb eibport V3 Knx Gsm

Tue, 07 Oct 2025 14:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Tue, 07 Oct 2025 13:45:00 +0000

Type Values Removed Values Added
Description Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in ABB EIBPORT V3 KNX, ABB EIBPORT V3 KNX GSM.This issue affects EIBPORT V3 KNX: before 3.9.2; EIBPORT V3 KNX GSM: before 3.9.2.
Title EIBPORT Reflected XSS
Weaknesses CWE-79
References
Metrics cvssV3_1

{'score': 8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H'}

cvssV4_0

{'score': 8.5, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N'}

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: ABB

Published:

Updated: 2025-10-07T13:52:06.104Z

Reserved: 2021-01-05T17:31:49.084Z

Link: CVE-2021-22291

cve-icon Vulnrichment

Updated: 2025-10-07T13:52:02.544Z

cve-icon NVD

Status : Awaiting Analysis

Published: 2025-10-07T14:15:33.127

Modified: 2025-10-08T19:38:32.610

Link: CVE-2021-22291

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2025-10-08T13:39:10Z

Weaknesses