CVE-2026-49035
High
Description
The affected product is vulnerable to a heap-based buffer overflow via a crafted MMS Initiate request. Remote code execution (RCE) has been demonstrated when ASLR is disabled; memory corruption or denial of service may occur in configurations where ASLR is enabled.
SeverityHigh
CVSS8.1
Exploit probability—
ProductlibIEC61850
PublishedJul 23, 2026
First seenJul 23, 2026
Weakness typeCWE-122CWE-122
How to fix
Sources list no fixed version or patch link for this vulnerability.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| MZ Automation libIEC61850 | 1.0.0 ≤ v ≤ 1.6.1 | — |
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