What is CVE-2020-27694?

CVE-2020-27694 is a high-severity vulnerability in Microsoft Windows. CVSS score: 8.8/10. Published 2020-11-09.

How severe is CVE-2020-27694?

High severity. CVSS v3 base score is 8.8 out of 10.

Vulnerability in Microsoft Windows

CVE-2020-27694

Trend Micro InterScan Messaging Security Virtual Appliance (IMSVA) 9.1 has updated a specific critical library that may vulnerable to attack.

Published 2020-11-09 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.074 (94.2th percentile), scored 2026-09-29.

Low probability of exploitation in the next 30 days, but still tracked. 94th percentile — 94.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.074 · newest: 0.074 · change: 0.000

Affected products

References

success.trendmicro.com/solution/000279833 (Exploit, Vendor Advisory)
sec-consult.com/en/blog/advisories/vulnerabilities-in-trend-micro-interscan-mes… (Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2020-27694?: CVE-2020-27694 is a high-severity vulnerability in Microsoft Windows. CVSS score: 8.8/10. Published 2020-11-09.
How severe is CVE-2020-27694?: High severity. CVSS v3 base score is 8.8 out of 10.