What is CVE-2021-26100?

CVE-2021-26100 is a medium-severity vulnerability in Fortinet Fortimail. CVSS score: 5.9/10. Published 2021-07-09.

How severe is CVE-2021-26100?

Medium severity. CVSS v3 base score is 5.9 out of 10.

Vulnerability in Fortinet Fortimail

CVE-2021-26100

A missing cryptographic step in the Identity-Based Encryption service of FortiMail before 7.0.0 may allow an unauthenticated attacker who intercepts the encrypted messages to manipulate them in such a way that makes the tampering and the r…

EPSS: 0.001 (28.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.9 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N.

Affected products

Fortinet Fortimail — versions FortiMail before 7.0.0

References

fortiguard.com/advisory/FG-IR-21-003 (x_refsource_CONFIRM)

Frequently asked questions

What is CVE-2021-26100?: CVE-2021-26100 is a medium-severity vulnerability in Fortinet Fortimail. CVSS score: 5.9/10. Published 2021-07-09.
How severe is CVE-2021-26100?: Medium severity. CVSS v3 base score is 5.9 out of 10.