What is CVE-2023-42784?

CVE-2023-42784 is a medium-severity vulnerability in Fortinet Fortiweb, classified under CWE-228. CVSS score: 5.5/10. Published 2025-03-11.

How severe is CVE-2023-42784?

Medium severity. CVSS v3 base score is 5.5 out of 10.

Vulnerability in Fortinet Fortiweb

CVE-2023-42784

An improper handling of syntactically invalid structure in Fortinet FortiWeb at least verions 7.4.0 through 7.4.6 and 7.2.0 through 7.2.10 and 7.0.0 through 7.0.10 allows attacker to execute unauthorized code or commands via HTTP/S crafted…

EPSS: 0.001 (30.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L/E:F/RL:X/RC:X.

Affected products

Fortinet Fortiweb — versions 7.4.0, 7.2.0, 7.0.0

Weakness classification (CWE)

CWE-228

References

https://fortiguard.fortinet.com/psirt/FG-IR-23-115

Frequently asked questions

What is CVE-2023-42784?: CVE-2023-42784 is a medium-severity vulnerability in Fortinet Fortiweb, classified under CWE-228. CVSS score: 5.5/10. Published 2025-03-11.
How severe is CVE-2023-42784?: Medium severity. CVSS v3 base score is 5.5 out of 10.