How severe is CVE-2022-40765?

CVE-2022-40765 has a CVSS 3.x base score of 6.8, rated medium severity. It is exploitable over an adjacent network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2022-40765 being actively exploited?

Yes. CVE-2022-40765 is on CISA's Known Exploited Vulnerabilities (KEV) catalog, added on 2023-02-21, which means active exploitation has been confirmed. It should be prioritised for remediation.

What products are affected by CVE-2022-40765?

CVE-2022-40765 affects Mitel Mivoice Connect. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2022-40765?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Because this CVE is known to be actively exploited, treat remediation as urgent — CISA KEV typically sets a short remediation deadline.

Does CVE-2022-40765 have an EU (EUVD) identifier?

Yes. CVE-2022-40765 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2022-44031. It is also flagged as exploited in the EUVD (since 2023-02-21).

When was CVE-2022-40765 published?

CVE-2022-40765 was published on 2022-11-22 and last updated on 2026-06-17.

CVE-2022-40765

CVE-2022-40765 is a medium-severity vulnerability in Mitel Mivoice Connect with a CVSS 3.x base score of 6.8. It is listed in CISA's Known Exploited Vulnerabilities (KEV) catalog, confirming it has been exploited in the wild (added 2023-02-21). The underlying weakness is classified as CWE-77.

Key facts

Severity: Medium (CVSS 3.x base score 6.8)
EPSS exploit prediction: 10% (95th percentile)
Actively exploited: Yes — listed in CISA KEV (added 2023-02-21)
EU (EUVD) id: EUVD-2022-44031
EU exploitation: Flagged exploited in the ENISA EU Vulnerability Database (since 2023-02-21)
Weakness: CWE-77
Affected product: Mitel Mivoice Connect
Published: 2022-11-22
Last modified: 2026-06-17

Description

A vulnerability in the Edge Gateway component of Mitel MiVoice Connect through 19.3 (22.22.6100.0) could allow an authenticated attacker with internal network access to conduct a command-injection attack, due to insufficient restriction of URL parameters.

Frequently asked questions

What is CVE-2022-40765?: A vulnerability in the Edge Gateway component of Mitel MiVoice Connect through 19.3 (22.22.6100.0) could allow an authenticated attacker with internal network access to conduct a command-injection attack, due to insufficient restriction of URL parameters.
How severe is CVE-2022-40765?: CVE-2022-40765 has a CVSS 3.x base score of 6.8, rated medium severity. It is exploitable over an adjacent network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2022-40765 being actively exploited?: Yes. CVE-2022-40765 is on CISA's Known Exploited Vulnerabilities (KEV) catalog, added on 2023-02-21, which means active exploitation has been confirmed. It should be prioritised for remediation.
What products are affected by CVE-2022-40765?: CVE-2022-40765 affects Mitel Mivoice Connect. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2022-40765?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Because this CVE is known to be actively exploited, treat remediation as urgent — CISA KEV typically sets a short remediation deadline.
Does CVE-2022-40765 have an EU (EUVD) identifier?: Yes. CVE-2022-40765 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2022-44031. It is also flagged as exploited in the EUVD (since 2023-02-21).
When was CVE-2022-40765 published?: CVE-2022-40765 was published on 2022-11-22 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:mitel:mivoice_connect:*:*:*:*:*:*:*:*

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