Vulnerability · Published Aug 12, 2026 · Assigned by fortinet

CVE-2026-70466

Medium 4.8

In plain English

A medium-severity security flaw in FortiOS from Fortinet. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 24% of all known vulnerabilities).

Severity (CVSS 3.1)4.8Medium

Exploit odds (30 days)0.3%top 76.0% of all CVEs

Exploited in the wildNo reportsCISA SSVC: none

Attack toolingNoneno public tooling known

Official 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>

Affected products (as reported)

Vendor	Product	Versions
Fortinet	FortiWeb	8.0.0 – through 8.0.27.6.0 – through 7.6.57.4.0 – through 7.4.137.2.0 – through 7.2.137.0.0 – through 7.0.12
Fortinet	FortiOS	7.6.0 – through 7.6.77.4.0 – through 7.4.117.2.0 – through 7.2.137.0.0 – through 7.0.196.4.0 – through 6.4.16

Weakness: CWE-184 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N/E:P/RL:O/RC:C

References

https://fortiguard.fortinet.com/psirt/FG-IR-26-157