CVE-2026-40688

7.2 highEPSS 6.4%

High (7.2) in fortinet fortiweb. EPSS 6.4% chance of exploitation in the next 30 days.

An out-of-bounds write vulnerability [CWE-787] vulnerability in Fortinet FortiWeb 8.0.0 through 8.0.3, FortiWeb 7.6.0 through 7.6.6, FortiWeb 7.4.0 through 7.4.11 may allow a remote privileged attacker to execute arbitrary code or command via crafted HTTP requests.

Severity

CVSS 3.1

7.2 high

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

EPSS: 6.4% chance of exploitation in the next 30 days; higher than 93% of CVEs (scores of 2026-10-31)
CWE: CWE-787
Published: 2026-04-14
Modified: 2026-07-24
Record from: the NVD, synced 2026-10-19

Affected

fortinet:fortiweb

References

https://fortiguard.fortinet.com/psirt/FG-IR-26-127

Check your stack JSON