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CVE-2026-76992 Uncontrolled Memory Allocation in CODESYS Gateway Client

🗓️ 30 Sep 2026 11:07:45Reported by CERTVDEType 
cvelist
 cvelist
🔗 www.cve.org👁 46 Views

Unauthenticated remote DoS in CODESYS Gateway Client via uncontrolled memory allocation.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
circl
Circl
CVE-2026-76992
30 Sep 202611:04
–circl
cve
CVE
CVE-2026-76992
30 Sep 202611:07
–cve
euvd
EUVD
EUVD-2026-89776
30 Sep 202611:07
–euvd
nvd
NVD
CVE-2026-76992
30 Sep 202611:16
–nvd
ptsecurity
Positive Technologies
PT-2026-103119
30 Sep 202600:00
–ptsecurity
rapid7
Rapid7 Vulnerability Database (full)
CVE-2026-76992: Allocation of Resources Without Limits or Throttling
30 Sep 202600:00
–rapid7
[
  {
    "defaultStatus": "unaffected",
    "product": "Development System 3",
    "vendor": "CODESYS",
    "versions": [
      {
        "lessThan": "3.5.22.40",
        "status": "affected",
        "version": "3.0.0.0",
        "versionType": "generic"
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "product": "Gateway",
    "vendor": "CODESYS",
    "versions": [
      {
        "lessThan": "3.5.22.40",
        "status": "affected",
        "version": "3.0.0.0",
        "versionType": "generic"
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "product": "Edge Gateway for Windows",
    "vendor": "CODESYS",
    "versions": [
      {
        "lessThan": "3.5.22.40",
        "status": "affected",
        "version": "3.0.0.0",
        "versionType": "generic"
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "product": "HMI (SL)",
    "vendor": "CODESYS",
    "versions": [
      {
        "lessThan": "3.5.22.40",
        "status": "affected",
        "version": "3.0.0.0",
        "versionType": "generic"
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "product": "OPC DA Server SL",
    "vendor": "CODESYS",
    "versions": [
      {
        "lessThan": "3.5.22.40",
        "status": "affected",
        "version": "3.0.0.0",
        "versionType": "generic"
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "product": "PLCHandler",
    "vendor": "CODESYS",
    "versions": [
      {
        "lessThan": "3.5.22.40",
        "status": "affected",
        "version": "3.0.0.0",
        "versionType": "generic"
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "product": "Runtime Toolkit",
    "vendor": "CODESYS",
    "versions": [
      {
        "lessThan": "3.5.22.40",
        "status": "affected",
        "version": "3.0.0.0",
        "versionType": "generic"
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "product": "Edge Gateway for Linux",
    "vendor": "CODESYS",
    "versions": [
      {
        "lessThan": "4.23.0.0",
        "status": "affected",
        "version": "3.15.0.0",
        "versionType": "generic"
      }
    ]
  }
]

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30 Sep 2026 11:07Current
CVSS 3.17.5
CVSS 48.7
EPSS0.00327
SSVC
46