CVE-2022-26143
CISA KEVPublished March 25, 2022 · Updated April 3, 2026
high
Official Description+
A vulnerability has been identified in MiCollab and MiVoice Business Express that may allow a malicious actor to gain unauthorized access to sensitive information and services, cause performance degradations or a denial of service condition on the affected system.
Affected Products
| Vendor | Product |
|---|---|
| Mitel | MiCollab, MiVoice Business Express |
Patch Status
Patch by 2022-04-15
Recommended Actions
- Check if your systems use any of the affected products listed above.
- Apply vendor patches immediately if available.
- This vulnerability is in CISA's Known Exploited Vulnerabilities catalog — prioritize remediation.
- Monitor vendor advisories for updates and additional mitigations.
- Review logs for indicators of compromise related to CVE-2022-26143.