CVE-2026-50039
HIGHStack-based Buffer Overflow in MZ Automation libIEC61850
Title source: cnaDescription
The affected product is vulnerable to a stack-based buffer overflow, which may allow an attacker to cause a memory corruption via a Read Request.
References (1)
Core 1
Core References
Government Resource government-resource
https://www.cisa.gov/news-events/ics-advisories/icsa-26-204-06
Scores
CVSS v3
7.5
EPSS
0.0027
EPSS Percentile
18.7%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
yes
Technical Impact
partial
Details
CWE
CWE-121
Status
published
Products (1)
MZ Automation/libIEC61850
1.0.0 - 1.6.1
Published
Jul 23, 2026
Tracked Since
Jul 24, 2026