CVE-2026-90782 in S2OPC

Resumen

por MITRE • 2026-09-13

S2OPC through 1.7.3 contains a null pointer dereference in msg_subscription_publish_bs__alloc_notification_message_items() where a failed allocation for DataChangeNotification is overwritten by a successful allocation for EventNotificationList. Attackers can trigger heap allocation failures on sessions with both data-change and event notifications to cause the server process to terminate.

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• Responsable: VulnCheck
• Reservar: 2026-09-13
• Divulgación: 2026-09-13
• Moderación: aceptado
• Artículo: VDB-403288
• CPE: listo
• CWE: CWE-476 (confirmado)
• CVSS: 5.3 (CNA)
• EPSS: 0.00000
• KEV: no
• Actividades: muy bajo

Fuentes

• MITRE: https://www.cve.org/CVERecord?id=CVE-2026-90782
• NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-90782
• CVE Details: https://www.cvedetails.com/cve/CVE-2026-90782/