Name: CVE-2026-39811: Integer Overflow or Wraparound
Creator: Rapid7
Published: 2026-04-14T00:00:00.000Z
License: https://www.rapid7.com/legal/website-terms-of-use/
Keywords: CVE, CVE-2026-39811, CWE-190, CVSS 4.9, EPSS 0.00366

A integer overflow or wraparound vulnerability in Fortinet FortiWeb 8.0.0 through 8.0.3, FortiWeb 7.6.0 through 7.6.6, FortiWeb 7.4 all versions, FortiWeb 7.2 all versions, FortiWeb 7.0 all versions may allow attacker to denial of service via <insert attack vector here>

CVSS Details

CVSS 3.1 Base Score: 4.9
CVSS 3.1 Vector: (CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H)

Covered by Rapid7

Product	Vendor Advisory	Solution File	Added	Published
Fortinet Fortiweb	—	Upgrade FortiWeb to 7.6.7Upgrade FortiWeb to 8.0.4Upgrade to the latest version of FortiWeb	Jun 30, 2026	Apr 14, 2026

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CVSS Details

Covered by Rapid7

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