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Tool Directory

CVE-2020-14066

HighPublished

IceWarp Email Server 12.3.0.1 allows remote attackers to upload JavaScript files that are dangerous for clients to access.

Published: Jul 15, 2020
Updated: Aug 4, 2024
Assigning CNA: mitre
Evidence observed: Aug 8, 2026

Primary CVSS

8.8/ 10High

nvd · CVSS 3.1

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS probability estimate

1.8%

Low · next 30 days

Percentile: 76.9%
Model date: Sep 21, 2026

EPSS is a statistical estimate, not a certainty or a measure of impact. Combine it with CVSS, KEV status, exposure and your environment.

Summary

IceWarp Email Server 12.3.0.1 allows remote attackers to upload JavaScript files that are dangerous for clients to access.

Sources

CVE-2020-14066PoC
Proof-of-concept exploit for CVE-2020-14066 targeting insecure permissions in Icewarp Email Server 12.3.0.1, enabling privilege escalation or unauthorized access.
CVE-2020-14066Exploit
CVE-2020-14066

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