CVE-2026-67856 in open62541

Sumário

de MITRE • 05/08/2026

An issue in open62541 v.1.5.5 and before allows a remote attacker to cause a denial of service via crafted CreateSubscription, CreateMonitoredItems(Sampling), Publish, TransferSubscriptions, and DeleteSubscriptions requests

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• Responsável: MITRE
• Reservar: 30/07/2026
• Divulgação: 05/08/2026
• Moderação: aceite
• Entrada: VDB-385980
• CPE: pronto
• CWE: CWE-400 (confirmado)
• CVSS: 6.5 (VulDB)
• EPSS: 0.00000
• KEV: não
• Atividades: muito baixo

Fontes

• MITRE: https://www.cve.org/CVERecord?id=CVE-2026-67856
• NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-67856
• CVE Details: https://www.cvedetails.com/cve/CVE-2026-67856/