Medium severity · published Aug 12, 2026
CVE-2026-70466
A incomplete list of disallowed inputs vulnerability in Fortinet FortiWeb 8.0.0 through 8.0.2, FortiWeb 7.6.0 through 7.6.5, FortiWeb 7.4 all versions, FortiWeb 7.2 all versions,…
5.3
CVSS
0.3%
EPSS
No
On KEV
Description
A incomplete list of disallowed inputs vulnerability in Fortinet FortiWeb 8.0.0 through 8.0.2, FortiWeb 7.6.0 through 7.6.5, FortiWeb 7.4 all versions, FortiWeb 7.2 all versions, FortiWeb 7.0 all versions may allow attacker to improper access control via <insert attack vector here>
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
Low
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.3% · higher than 24% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
FO
FortiOS · Fortinet
7.6.0 through 7.6.7; 7.4.0 through 7.4.11; 7.2.0 through 7.2.13; 7.0.0 through 7.0.19; 6.4.0 through 6.4.16 · source: vendor
FO
FortiWeb · Fortinet
8.0.0 through 8.0.2; 7.6.0 through 7.6.5; 7.4.0 through 7.4.13; 7.2.0 through 7.2.13; 7.0.0 through 7.0.12 · source: vendor, NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-70466
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-70466
Vendor Advisory
https://fortiguard.fortinet.com/psirt/FG-IR-26-157
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