CVE-2026-51219CWE-122

CVE-2026-51219

High · published June 30, 2026

CVSS v3.1
7.5
EPSS
1%
Percentile
50.9
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.1
7.5 · HIGH
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CVSS v4.0
Not supplied
EPSS
0.00659 · 50.9th percentile
Weakness
CWE-122 · Heap-based Buffer Overflow
Published
2026-06-30T03:16Z
References (4)
https://github.com/mz-automation/lib60870 · [email protected]https://github.com/mz-automation/lib60870/issues/196 · [email protected]https://github.com/mz-automation/lib60870/releases · [email protected]https://github.com/mz-automation/lib60870/issues/196 · 134c704f-9b21-4f2e-91b3-4a467353bcc0
EPSS history
Timeline
  • 29 JUN 00:00Z
    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…
    cvelistv5