CVE-2026-12705: Integrity mechanism of KNX-device FW-files can be bypassed in ABB Update Tool
Published Jul 17, 2026
·Updated
Missing support for integrity check vulnerability in ABB KNX Update Tool (ABB), ABB KNX Update Tool (BJE).
This issue affects KNX Update Tool (ABB): through 2.0.175; KNX Update Tool (BJE): through 2.0.175.
Affected Software
2 affected components
ABB KNX Update Tool (ABB)<=2.0.175
ABB KNX Update Tool (BJE)<=2.0.175
Event History
Jul 17, 2026
CVE Published
via MITRE·02:30 PM
Data Sourced
via MITRE·02:30 PM
DescriptionSeverityWeakness
Data Sourced
via NVD·03:16 PM
DescriptionSeverityWeakness
Frequently Asked Questions
1
What is the severity of CVE-2026-12705?
The severity of CVE-2026-12705 is rated as medium with a score of 6.4.
2
How do I fix CVE-2026-12705?
To fix CVE-2026-12705, upgrade the ABB KNX Update Tool to version 2.0.176 or later.
3
What is the impact of CVE-2026-12705?
CVE-2026-12705 allows an attacker to bypass the integrity mechanism of firmware files in the ABB KNX Update Tool.
4
Which products are affected by CVE-2026-12705?
CVE-2026-12705 affects ABB KNX Update Tool versions up to 2.0.175 for both ABB and BJE.
5
When was CVE-2026-12705 published?
CVE-2026-12705 was published on July 17, 2026.