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CVE-2026-18784 o6 open62541 ua_client_highlevel.c UA_Client_readNodeClassAttribute heap-based overflow

🗓️ 04 Aug 2026 16:30:09Reported by VulDBType 
cvelist
 cvelist
🔗 www.cve.org👁 47 Views

Local heap-based overflow in UA_Client_readNodeClassAttribute of open62541 up to 1.5.5 due to manipulation.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
attackerkb
attackerkb
CVE-2026-18784
4 Aug 202616:30
–attackerkb
cve
CVE
CVE-2026-18784
4 Aug 202616:30
–cve
debiancve
Debian CVE
CVE-2026-18784
4 Aug 202616:30
–debiancve
euvd
EUVD
EUVD-2026-52789
4 Aug 202616:30
–euvd
fedora
Fedora
[SECURITY] Fedora 44 Update: open62541-1.5.8-1.fc44
17 Sep 202600:52
–fedora
fedora
Fedora
[SECURITY] Fedora 45 Update: open62541-1.5.8-1.fc45
17 Sep 202600:18
–fedora
fedora
Fedora
[SECURITY] Fedora 43 Update: open62541-1.5.8-1.fc43
17 Sep 202601:06
–fedora
nessus
Tenable Nessus
Fedora 45 : open62541 (2026-3fd073ad5b)
16 Sep 202600:00
–nessus
nessus
Tenable Nessus
Fedora 44 : open62541 (2026-6d919ea521)
16 Sep 202600:00
–nessus
nessus
Tenable Nessus
Fedora 43 : open62541 (2026-8cbd9e2c8b)
17 Sep 202600:00
–nessus
Rows per page
[
  {
    "vendor": "o6",
    "product": "open62541",
    "versions": [
      {
        "version": "1.5.0",
        "status": "affected"
      },
      {
        "version": "1.5.1",
        "status": "affected"
      },
      {
        "version": "1.5.2",
        "status": "affected"
      },
      {
        "version": "1.5.3",
        "status": "affected"
      },
      {
        "version": "1.5.4",
        "status": "affected"
      },
      {
        "version": "1.5.5",
        "status": "affected"
      }
    ],
    "cpes": [
      "cpe:2.3:a:open62541:open62541:*:*:*:*:*:*:*:*"
    ]
  }
]

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04 Aug 2026 16:30Current
CVSS 24.3
CVSS 44.8
CVSS 3.15.3
CVSS 35.3
EPSS0.00172
SSVC
47