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CVE-2026-63362

🗓️ 30 Jul 2026 22:01:48Reported by icscertType 
cve
 cve
🔗 web.nvd.nist.gov👁 59 Views

CVE-2026-63362 in open62541 enables unsigned underflow in PubSub signature verification, causing DoS via UDP.

Related
Detection
Affected
Refs
ReporterTitlePublishedViews
Family
attackerkb
attackerkb
CVE-2026-63362
30 Jul 202622:01
–attackerkb
ibm
IBM Security Bulletins
Security Bulletin: IBM App Connect for Manufacturing is vulnerable to multiple vulnerabilities due to open62541 (CVE-2026-63035, CVE-2026-63362, CVE-2026-63559, CVE-2026-65423 & CVE-2026-15690)
17 Aug 202610:59
–ibm
cvelist
Cvelist
CVE-2026-63362 o6 Automation open62541 Integer Underflow
30 Jul 202622:01
–cvelist
debiancve
Debian CVE
CVE-2026-63362
30 Jul 202622:01
–debiancve
euvd
EUVD
EUVD-2026-51336
31 Jul 202600:30
–euvd
mend
Mend
CVE-2026-63362
30 Jul 202622:01
–mend
nvd
NVD
CVE-2026-63362
30 Jul 202623:16
–nvd
osv_debian
osv_debian
DEBIAN-CVE-2026-63362
30 Jul 202623:16
–osv_debian
osv_ubuntu
osv_ubuntu
UBUNTU-CVE-2026-63362
30 Jul 202623:16
–osv_ubuntu
ptsecurity
Positive Technologies
PT-2026-66618
30 Jul 202600:00
–ptsecurity
Rows per page
Vulners
Node
OR
open62541open62541Range≤1.3.17windows
open62541open62541Range≤1.3.17linux
[
  {
    "vendor": "o6 Automation",
    "product": "open62541",
    "platforms": [
      "Windows",
      "Linux"
    ],
    "versions": [
      {
        "status": "affected",
        "version": "1.3.0",
        "lessThanOrEqual": "1.3.17",
        "versionType": "custom"
      },
      {
        "status": "affected",
        "version": "1.4.0",
        "lessThanOrEqual": "1.4.16",
        "versionType": "custom"
      },
      {
        "status": "affected",
        "version": "1.5.0",
        "lessThanOrEqual": "1.5.4",
        "versionType": "custom"
      },
      {
        "status": "affected",
        "version": "master"
      }
    ],
    "defaultStatus": "unaffected"
  }
]

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03 Sep 2026 18:04Current
5.5Medium risk
Vulners AI Score5.5
CVSS 3.15.9
CVSS 48.2
EPSS0.01822
SSVC
59