Is CVE-2023-36633 being actively exploited?

CVE-2023-36633 is not currently listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

What is the CVSS score for CVE-2023-36633?

CVE-2023-36633 has a CVSS 3.1 base score of 5.4 (MEDIUM).

CVE-2023-36633

MEDIUM · CVSS 5.4EPSS 0.5%EU EUVD

An improper authorization vulnerability [CWE-285] in FortiMail webmail version 7.2.0 through 7.2.2 and before 7.0.5 allows an authenticated attacker to see and modify the title of address book folders of other users via crafted HTTP or HTTPs requests.

Key facts

CVSS score: 5.4 (v3.1)
Severity: MEDIUM
CVSS vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N
Weakness (CWE): CWE-285
EPSS score: 0.5% (39th percentile)
In CISA KEV: No
In EU EUVD: Yes (EUVD-2023-40577)
Published: November 14, 2023
NVD last modified: June 17, 2026
Status: Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2023-40577 in the EU Vulnerability Database. Last updated in EUVD on August 30, 2024.

View on the EU Vulnerability Database

Affected products

fortinet / fortimail

Certified products that may be affected

3 FIPS 140 or Common Criteria certified products, from automated matching by sec-certs.org.

FortiMail 6.0 - Fortinet, Inc. - FIPS 140 3380 - historical
FortiMail-2000E/3000E - Fortinet, Inc. - FIPS 140 3363 - historical
Fortinet FortiMail 6.0 - Fortinet, Inc. - Common Criteria CCEVS-VR-10899-2019 - archived

References

https://fortiguard.com/psirt/FG-IR-23-203(Vendor Advisory)

Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS

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