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CVE-2025-53844

🗓️ 12 May 2026 16:54:10Reported by fortinetType 
cvelist
 cvelist🔗 www.cve.org👁 67 Views

Out-of-bounds write in Fortinet FortiOS enables unauthorized code execution via crafted packets across several versions.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
bdu_fstec
BDU FSTEC		CAPWAP Component Code Execution
14 May 202600:00
–bdu_fstec
circl
Circl		CVE-2025-53844
14 May 202600:08
–circl
cnnvd
CNNVD		Fortinet FortiOS buffer error vulnerability
12 May 202600:00
–cnnvd
cnvd
CNVD		Fortinet FortiOS buffer overflow vulnerability (CNVD-2026-25593)
20 May 202600:00
–cnvd
cve
CVE		CVE-2025-53844
12 May 202616:54
–cve
euvd
EUVD		EUVD-2025-209802
12 May 202618:30
–euvd
fortinet
Fortinet		Out-of-bounds access in CAPWAP daemon
12 May 202600:00
–fortinet
nessus
Tenable Nessus		Fortinet Fortigate Out-of-bounds access in CAPWAP daemon (FG-IR-26-123)
12 May 202600:00
–nessus
nvd
NVD		CVE-2025-53844
12 May 202618:16
–nvd
ptsecurity
Positive Technologies		PT-2026-40109
12 May 202600:00
–ptsecurity
Rows per page
[
  {
    "vendor": "Fortinet",
    "product": "FortiOS",
    "cpes": [
      "cpe:2.3:o:fortinet:fortios:7.6.3:*:*:*:*:*:*:*",
      "cpe:2.3:o:fortinet:fortios:7.6.2:*:*:*:*:*:*:*",
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      "cpe:2.3:o:fortinet:fortios:6.0.4:*:*:*:*:*:*:*",
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      "cpe:2.3:o:fortinet:fortios:6.0.2:*:*:*:*:*:*:*",
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      "cpe:2.3:o:fortinet:fortios:6.0.0:*:*:*:*:*:*:*"
    ],
    "defaultStatus": "unaffected",
    "versions": [
      {
        "versionType": "semver",
        "version": "7.6.0",
        "lessThanOrEqual": "7.6.3",
        "status": "affected"
      },
      {
        "versionType": "semver",
        "version": "7.4.0",
        "lessThanOrEqual": "7.4.8",
        "status": "affected"
      },
      {
        "versionType": "semver",
        "version": "7.2.0",
        "lessThanOrEqual": "7.2.11",
        "status": "affected"
      },
      {
        "versionType": "semver",
        "version": "7.0.0",
        "lessThanOrEqual": "7.0.17",
        "status": "affected"
      },
      {
        "versionType": "semver",
        "version": "6.4.0",
        "lessThanOrEqual": "6.4.16",
        "status": "affected"
      },
      {
        "versionType": "semver",
        "version": "6.2.0",
        "lessThanOrEqual": "6.2.17",
        "status": "affected"
      },
      {
        "versionType": "semver",
        "version": "6.0.0",
        "lessThanOrEqual": "6.0.18",
        "status": "affected"
      }
    ]
  }
]

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08 Jul 2026 12:54Current
CVSS 3.18.8
EPSS0.00564
SSVC
CWE-787
FortinetFortiOSOut of bounds writeUnauthorized code executionCrafted packetsFortiOS versions
67