What is CVE-2021-32234?

CVE-2021-32234 is a critical-severity vulnerability in Smartertools Smartermail. CVSS score: 9.8/10. Published 2021-11-17.

How severe is CVE-2021-32234?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Vulnerability in Smartertools Smartermail

CVE-2021-32234

SmarterTools SmarterMail 16.x through 100.x before 100.0.7803 allows remote code execution.

Published 2021-11-17 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.022 (81.5th percentile), scored 2026-09-29.

Low probability of exploitation in the next 30 days, but still tracked. 81st percentile — 81.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.021 · newest: 0.022 · change: +0.001

Affected products

Smartertools Smartermail

References

www.smartertools.com/smartermail/release-notes/current (Release Notes, Vendor Advisory)
csirt.divd.nl/cases/DIVD-2021-00006/ (Third Party Advisory)

Frequently asked questions

What is CVE-2021-32234?: CVE-2021-32234 is a critical-severity vulnerability in Smartertools Smartermail. CVSS score: 9.8/10. Published 2021-11-17.
How severe is CVE-2021-32234?: Critical severity. CVSS v3 base score is 9.8 out of 10.