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Description

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.

PUBLISHED Reserved 2026-04-14 | Published 2026-04-14 | Updated 2026-04-16 | Assigner fortinet




MEDIUM: 6.7CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H/E:F/RL:O/RC:C

Problem types

Execute unauthorized code or commands

Product status

Default status
unaffected

8.0.0 (semver)
affected

7.6.0 (semver)
affected

7.4.0 (semver)
affected

References

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

cve.org (CVE-2026-40688)

nvd.nist.gov (CVE-2026-40688)

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