CVE-2026-40688 (GCVE-0-2026-40688)
Vulnerability from cvelistv5
Published
2026-04-14 22:35
Modified
2026-04-16 03:55
Severity ?
7.2 (High) - CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H/E:F/RL:O/RC:C
CWE
  • CWE-787 - Execute unauthorized code or commands
Summary
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.
References
Impacted products
Vendor Product Version
Fortinet FortiWeb Version: 8.0.0   ≤ 8.0.3
Version: 7.6.0   ≤ 7.6.6
Version: 7.4.0   ≤ 7.4.11
    cpe:2.3:a:fortinet:fortiweb:8.0.3:*:*:*:*:*:*:*
    cpe:2.3:a:fortinet:fortiweb:8.0.2:*:*:*:*:*:*:*
    cpe:2.3:a:fortinet:fortiweb:8.0.1:*:*:*:*:*:*:*
    cpe:2.3:a:fortinet:fortiweb:8.0.0:*:*:*:*:*:*:*
    cpe:2.3:a:fortinet:fortiweb:7.6.6:*:*:*:*:*:*:*
    cpe:2.3:a:fortinet:fortiweb:7.6.5:*:*:*:*:*:*:*
    cpe:2.3:a:fortinet:fortiweb:7.6.4:*:*:*:*:*:*:*
    cpe:2.3:a:fortinet:fortiweb:7.6.3:*:*:*:*:*:*:*
    cpe:2.3:a:fortinet:fortiweb:7.6.2:*:*:*:*:*:*:*
    cpe:2.3:a:fortinet:fortiweb:7.6.1:*:*:*:*:*:*:*
    cpe:2.3:a:fortinet:fortiweb:7.6.0:*:*:*:*:*:*:*
    cpe:2.3:a:fortinet:fortiweb:7.4.11:*:*:*:*:*:*:*
    cpe:2.3:a:fortinet:fortiweb:7.4.10:*:*:*:*:*:*:*
    cpe:2.3:a:fortinet:fortiweb:7.4.9:*:*:*:*:*:*:*
    cpe:2.3:a:fortinet:fortiweb:7.4.8:*:*:*:*:*:*:*
    cpe:2.3:a:fortinet:fortiweb:7.4.7:*:*:*:*:*:*:*
    cpe:2.3:a:fortinet:fortiweb:7.4.6:*:*:*:*:*:*:*
    cpe:2.3:a:fortinet:fortiweb:7.4.5:*:*:*:*:*:*:*
    cpe:2.3:a:fortinet:fortiweb:7.4.4:*:*:*:*:*:*:*
    cpe:2.3:a:fortinet:fortiweb:7.4.3:*:*:*:*:*:*:*
    cpe:2.3:a:fortinet:fortiweb:7.4.2:*:*:*:*:*:*:*
    cpe:2.3:a:fortinet:fortiweb:7.4.1:*:*:*:*:*:*:*
    cpe:2.3:a:fortinet:fortiweb:7.4.0:*:*:*:*:*:*:*
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            "other": {
              "content": {
                "id": "CVE-2026-40688",
                "options": [
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                  {
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                "role": "CISA Coordinator",
                "timestamp": "2026-04-15T00:00:00+00:00",
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      "metrics": [
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            "baseScore": 6.7,
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            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "HIGH",
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        "shortName": "fortinet"
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      "references": [
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          "name": "https://fortiguard.fortinet.com/psirt/FG-IR-26-127",
          "url": "https://fortiguard.fortinet.com/psirt/FG-IR-26-127"
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      "solutions": [
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          "lang": "en",
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    "dateReserved": "2026-04-14T22:32:07.399Z",
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    "state": "PUBLISHED"
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  "dataVersion": "5.2"
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