CVE-2026-51219

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CVSS 3.1

7.5 high

EPSS

<1%p40

Published

Jun 29, 2026 (Jun 29, 2026)

Modified

Aug 4, 2026

Description

A heap buffer overflow in the HighPriorityASDUQueue_hasUnconfirmedIMessages function of lib60870 v2.3.3 to v2.3.6 allows attackers to cause a Denial of Service (DoS) via a crafted payload.

Weakness: CWE-122
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

NVD CVE.org GitHub PoCs EPSS (0.5%)

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