Critical severity · published Mar 11, 2025
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…
9.8
CVSS
0.4%
EPSS
No
On KEV
Description
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 requests.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.4% · higher than 32% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
FO
Fortiweb · Fortinet
7.0.0 before 7.4.7 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2023-42784
CVE.org
https://www.cve.org/CVERecord?id=CVE-2023-42784
Vendor Advisory
https://fortiguard.fortinet.com/psirt/FG-IR-23-115
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