CVE-2026-50039
Stack-based Buffer Overflow in MZ Automation libIEC61850
CVSS Score
7.5
EPSS Score
0.0%
EPSS Percentile
0th
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.
| CWE | CWE-121 |
| Vendor | mz automation |
| Product | libiec61850 |
| Published | Jul 23, 2026 |
| Last Updated | Jul 23, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High
Affected Versions
MZ Automation / libIEC61850
1.0.0 ≤ 1.6.1
References
Credits
Abhinav Agarwal reported this vulnerability to CISA