CVE-2026-19259

See a problem?
Please try reporting it to the source first.

Source

https://cve.org/CVERecord?id=CVE-2026-19259

Import Source

https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-19259.json

JSON Data

https://api.osv.dev/v1/vulns/CVE-2026-19259

Published

2026-08-08T06:00:09.941Z

Modified

2026-08-10T04:00:57.961386418Z

Severity

1.9 (Low) CVSS_V4 - CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P CVSS Calculator

Summary

MZ Automation libiec61850 MMS Protocol Workflow iec61850_common.c MmsMapping_varAccessSpecToObjectReference heap-based overflow

Details

A vulnerability has been found in MZ Automation libiec61850 up to 1.6.1. The affected element is the function MmsMappingvarAccessSpecToObjectReference of the file src/iec61850/common/iec61850common.c of the component MMS Protocol Workflow. Such manipulation of the argument GetNamedVariableListAttributesResponse.itemId leads to heap-based buffer overflow. The attack must be carried out locally. The exploit has been disclosed to the public and may be used. The project was informed of the problem early through an issue report but has not responded yet.

Database specific

{
    "cwe_ids": [
        "CWE-119",
        "CWE-122"
    ],
    "cna_assigner": "VulDB",
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/19xxx/CVE-2026-19259.json"
}

References

Affected packages

Git / github.com/mz-automation/libiec61850

Affected ranges

Type

GIT

Repo

https://github.com/mz-automation/libiec61850

Events

Introduced

519b0208cc79d1af09d5ca40fb9ad1fd93822e93

Last affected

a13961110b8238d2d8ea577c1fb7592ba3017ad8

Database specific

{
    "source": "AFFECTED_FIELD",
    "extracted_events": [
        {
            "introduced": "1.6.0"
        },
        {
            "last_affected": "1.6.0"
        },
        {
            "introduced": "1.6.1"
        },
        {
            "last_affected": "1.6.1"
        }
    ]
}

Affected versions

1.*

1.6.0

1.6.1

v1.*

v1.6.0

v1.6.1

Database specific

source

"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-19259.json"