Exploited. On CISA's list since 2023-02-21, and used by ransomware.
Mitel MiVoice Connect Code Injection Vulnerability
CVE-2022-41223 · Mitel MiVoice Connect · Published 2022-11-22
How bad would it be?
6.8 out of 10
CVSS rates it medium.
How likely is it to be used?
11%
Estimated chance of exploitation in the next 30 days, higher than 95% of all scored flaws (EPSS, 2026-10-29).
Is it already being used?
Yes
CISA has seen it exploited in real attacks. For US government agencies the fix is deadline passed 1326 days ago (2023-03-14).
What CISA says to do
Apply updates per vendor instructions.
The Director component in Mitel MiVoice Connect allows an authenticated attacker with internal network access to execute code within the context of the application.
What the flaw is
The Director database component of MiVoice Connect through 19.3 (22.22.6100.0) could allow an authenticated attacker to conduct a code-injection attack via crafted data due to insufficient restrictions on the database data type.
From the NVD.
Fixes and advisories
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Understand the kind of weakness behind this flaw. These resources teach the weakness, rather than reproduce this specific CVE. Follow the vendor's advice above to fix the affected product.
CWE-94 · CISA KEV; NVD record: 134c704f-9b21-4f2e-91b3-4a467353bcc0; NVD record: nvd@nist.gov. We have not selected a close learning match for this label.
CWE is a catalogue of weakness types. Labels come from the sources shown and can differ or change. Resource matches reviewed 16 October 2026.
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Exploited flaws from CISA's KEV catalogue. Chance of exploitation from EPSS by FIRST. Descriptions and scores from the NVD. This product uses the NVD API but is not endorsed or certified by the NVD.