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CVE-2026-3509

🗓️ 24 Mar 2026 07:42:33Reported by CERTVDEType 
cve
 cve
🔗 web.nvd.nist.gov👁 14 Views

Unauthenticated attacker can control the audit log format string in Codesys Control, risking denial of service.

Related
Detection
Affected
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB
CVE-2026-3509
24 Mar 202607:42
attackerkb
Circl
CVE-2026-3509
24 Mar 202607:16
circl
CNNVD
CODESYS Control runtime system 格式化字符串错误漏洞
24 Mar 202600:00
cnnvd
Cvelist
CVE-2026-3509 CODESYS Control Audit Log Format String DoS
24 Mar 202607:42
cvelist
EUVD
EUVD-2026-14784
24 Mar 202609:30
euvd
NVD
CVE-2026-3509
24 Mar 202608:16
nvd
Positive Technologies
PT-2026-27353
24 Mar 202600:00
ptsecurity
RedhatCVE
CVE-2026-3509
26 Mar 202615:04
redhatcve
Vulnrichment
CVE-2026-3509 CODESYS Control Audit Log Format String DoS
24 Mar 202607:42
vulnrichment
[
  {
    "defaultStatus": "unaffected",
    "product": "CODESYS Control RTE (SL)",
    "vendor": "CODESYS",
    "versions": [
      {
        "lessThan": "3.5.22.0",
        "status": "affected",
        "version": "3.5.17.0",
        "versionType": "semver"
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "product": "CODESYS Control RTE (for Beckhoff CX) SL",
    "vendor": "CODESYS",
    "versions": [
      {
        "lessThan": "3.5.22.0",
        "status": "affected",
        "version": "3.5.17.0",
        "versionType": "semver"
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "product": "CODESYS Control Win (SL)",
    "vendor": "CODESYS",
    "versions": [
      {
        "lessThan": "3.5.22.0",
        "status": "affected",
        "version": "3.5.17.0",
        "versionType": "semver"
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "product": "CODESYS Runtime Toolkit",
    "vendor": "CODESYS",
    "versions": [
      {
        "lessThan": "3.5.22.0",
        "status": "affected",
        "version": "3.5.17.0",
        "versionType": "semver"
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "product": "CODESYS Control for BeagleBone SL",
    "vendor": "CODESYS",
    "versions": [
      {
        "lessThan": "4.21.0.0",
        "status": "affected",
        "version": "4.1.0.0",
        "versionType": "semver"
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "product": "CODESYS Control for emPC-A/iMX6 SL",
    "vendor": "CODESYS",
    "versions": [
      {
        "lessThan": "4.21.0.0",
        "status": "affected",
        "version": "4.1.0.0",
        "versionType": "semver"
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "product": "CODESYS Control for IOT2000 SL",
    "vendor": "CODESYS",
    "versions": [
      {
        "lessThan": "4.21.0.0",
        "status": "affected",
        "version": "4.1.0.0",
        "versionType": "semver"
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "product": "CODESYS Control for Linux ARM SL",
    "vendor": "CODESYS",
    "versions": [
      {
        "lessThan": "4.21.0.0",
        "status": "affected",
        "version": "4.1.0.0",
        "versionType": "semver"
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "product": "CODESYS Control for Linux SL",
    "vendor": "CODESYS",
    "versions": [
      {
        "lessThan": "4.21.0.0",
        "status": "affected",
        "version": "4.1.0.0",
        "versionType": "semver"
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "product": "CODESYS Control for PFC100 SL",
    "vendor": "CODESYS",
    "versions": [
      {
        "lessThan": "4.21.0.0",
        "status": "affected",
        "version": "4.1.0.0",
        "versionType": "semver"
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "product": "CODESYS Control for PFC200 SL",
    "vendor": "CODESYS",
    "versions": [
      {
        "lessThan": "4.21.0.0",
        "status": "affected",
        "version": "4.1.0.0",
        "versionType": "semver"
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "product": "CODESYS Control for PLCnext SL",
    "vendor": "CODESYS",
    "versions": [
      {
        "lessThan": "4.21.0.0",
        "status": "affected",
        "version": "4.1.0.0",
        "versionType": "semver"
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "product": "CODESYS Control for Raspberry Pi SL",
    "vendor": "CODESYS",
    "versions": [
      {
        "lessThan": "4.21.0.0",
        "status": "affected",
        "version": "4.1.0.0",
        "versionType": "semver"
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "product": "CODESYS Control for WAGO Touch Panels 600 SL",
    "vendor": "CODESYS",
    "versions": [
      {
        "lessThan": "4.21.0.0",
        "status": "affected",
        "version": "4.1.0.0",
        "versionType": "semver"
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "product": "CODESYS Virtual Control SL",
    "vendor": "CODESYS",
    "versions": [
      {
        "lessThan": "4.21.0.0",
        "status": "affected",
        "version": "4.1.0.0",
        "versionType": "semver"
      }
    ]
  }
]

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17 Jun 2026 10:43Current
5.8Medium risk
Vulners AI Score5.8
CVSS 3.17.5
EPSS0.00353
SSVC
14