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CVE-2026-35227 Improper resource management in CODESYS Modbus TCP Server

🗓️ 12 May 2026 07:14:41Reported by CERTVDEType 
cvelist
 cvelist
🔗 www.cve.org👁 34 Views

Unauthenticated remote attacker can exhaust all TCP connections in the CODESYS Modbus TCP Server by exploiting a race condition in connection handling.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB
CVE-2026-35227
12 May 202607:14
attackerkb
Circl
CVE-2026-35227
12 May 202607:15
circl
CNNVD
CODESYS Modbus TCP Server 安全漏洞
12 May 202600:00
cnnvd
CVE
CVE-2026-35227
12 May 202607:14
cve
EUVD
EUVD-2026-29390
12 May 202609:31
euvd
NVD
CVE-2026-35227
12 May 202608:16
nvd
Positive Technologies
PT-2026-39943
12 May 202600:00
ptsecurity
RedhatCVE
CVE-2026-35227
13 May 202620:22
redhatcve
Vulnrichment
CVE-2026-35227 Improper resource management in CODESYS Modbus TCP Server
12 May 202607:14
vulnrichment
[
  {
    "defaultStatus": "unaffected",
    "product": "CODESYS Modbus",
    "vendor": "CODESYS",
    "versions": [
      {
        "lessThan": "4.6.0.0",
        "status": "affected",
        "version": "1.0.0.0",
        "versionType": "semver"
      }
    ]
  }
]

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