What’s Vulnerable › Vulnerabilities
CVE-2021-22291: EIBPORT Reflected XSS
- Severity: high (CVSS 8.0 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.3% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2025-10-07 · updated 2026-06-17
- Weakness: CWE-79
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.
Affected products
- ABB EIBPORT V3 KNX: before 3.9.2 — fixed in 3.9.2
- ABB EIBPORT V3 KNX GSM: before 3.9.2 — fixed in 3.9.2
How to fix
Upgrade to a fixed version: ABB EIBPORT V3 KNX 3.9.2; ABB EIBPORT V3 KNX GSM 3.9.2. Check the vendor advisory for mitigations.
References
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