๐Ÿ” CVE Alert

CVE-2026-18582

MEDIUM 5.3

mz-automation libiec61850 Report Sending Path reporting.c Reporting_RCBWriteAccessHandler free of memory not on the heap

CVSS Score
5.3
EPSS Score
0.0%
EPSS Percentile
0th

A security flaw has been discovered in mz-automation libiec61850 up to 1.6.1. This vulnerability affects the function Reporting_RCBWriteAccessHandler of the file src/iec61850/server/mms_mapping/reporting.c of the component Report Sending Path Handler. The manipulation results in free of memory not on the heap. It is possible to launch the attack remotely. The exploit has been released to the public and may be used for attacks. Upgrading to version 1.6.2 is able to resolve this issue. The patch is identified as 5b2a69f44256b8548927d8afdd7ac5f5381abe1e. It is suggested to upgrade the affected component. The vendor was contacted early about this disclosure.

CWE CWE-590
Vendor mz-automation
Product libiec61850
Published Aug 3, 2026
Stay Ahead of the Next One

Get instant alerts for mz-automation libiec61850

Be the first to know when new medium vulnerabilities affecting mz-automation libiec61850 are published โ€” delivered to Slack, Telegram or Discord.

Get Free Alerts โ†’ Free ยท No credit card ยท 60 sec setup

CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L/E:P/RL:O/RC:C
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability

Affected Versions

mz-automation / libiec61850
1.6.0 1.6.1

References

NVD โ†— CVE.org โ†— EPSS Data โ†—
vuldb.com: https://vuldb.com/vuln/385411 vuldb.com: https://vuldb.com/vuln/385411/cti vuldb.com: https://vuldb.com/cve/CVE-2026-18582 vuldb.com: https://vuldb.com/submit/844920 github.com: https://github.com/mz-automation/libiec61850/security/advisories/GHSA-7qg8-hm25-rv5v github.com: https://github.com/gff-cw/information/issues/2 github.com: https://github.com/mz-automation/libiec61850/commit/5b2a69f44256b8548927d8afdd7ac5f5381abe1e github.com: https://github.com/mz-automation/libiec61850/releases/tag/v1.6.2 github.com: https://github.com/mz-automation/libiec61850/

Credits

๐Ÿ” Carnegie (VulDB User) VulDB CNA Team