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CVE-2026-84389

🗓️ 08 Sep 2026 16:41:45Reported by fortinetType 
cve
 cve
🔗 web.nvd.nist.gov👁 51 Views

Open redirect in FortiSIEM 7.4.1-7.5.1 may allow execution of unauthorized code or commands.

Related
Detection
Affected
Refs
ReporterTitlePublishedViews
Family
circl
Circl
CVE-2026-84389
11 Sep 202613:55
–circl
cvelist
Cvelist
CVE-2026-84389
8 Sep 202616:41
–cvelist
euvd
EUVD
EUVD-2026-72923
8 Sep 202616:41
–euvd
nessus
Tenable Nessus
Fortinet FortiSIEM 7.4.1 <= 7.4.2 / 7.5.0 <= 7.5.1 Open Redirect (FG-IR-26-169)
17 Sep 202600:00
–nessus
ncsc
NCSC
Vulnerabilities found in Fortinet’s Forti-products
9 Sep 202610:40
–ncsc
nvd
NVD
CVE-2026-84389
8 Sep 202617:18
–nvd
ptsecurity
Positive Technologies
PT-2026-87180
8 Sep 202600:00
–ptsecurity
rapid7
Rapid7 Vulnerability Database (full)
CVE-2026-84389: URL Redirection to Untrusted Site
8 Sep 202600:00
–rapid7
vulnrichment
Vulnrichment
CVE-2026-84389
8 Sep 202616:41
–vulnrichment
Vulners
Node
[
  {
    "vendor": "Fortinet",
    "product": "FortiSIEM",
    "cpes": [
      "cpe:2.3:a:fortinet:fortisiem:7.5.1:*:*:*:*:*:*:*",
      "cpe:2.3:a:fortinet:fortisiem:7.5.0:*:*:*:*:*:*:*",
      "cpe:2.3:a:fortinet:fortisiem:7.4.2:*:*:*:*:*:*:*",
      "cpe:2.3:a:fortinet:fortisiem:7.4.1:*:*:*:*:*:*:*"
    ],
    "defaultStatus": "unaffected",
    "versions": [
      {
        "versionType": "semver",
        "version": "7.5.0",
        "lessThanOrEqual": "7.5.1",
        "status": "affected"
      },
      {
        "versionType": "semver",
        "version": "7.4.1",
        "lessThanOrEqual": "7.4.2",
        "status": "affected"
      }
    ]
  }
]

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10 Sep 2026 04:18Current
5.9Medium risk
Vulners AI Score5.9
CVSS 3.13.1
EPSS0.00218
SSVC
51