CVE Catalog

CVE-2026-18582

MediumCVSS 5.3
Published: Updated: Translated: NVD NIST

Exploitation Probability (EPSS)

Elevated risk
0.86%

58th percentile - higher than 58% of all known CVEs

Summary

In mz-automation libiec61850 up to version 1.6.1, a vulnerability in the Reporting_RCBWriteAccessHandler function in reporting.c causes a free of memory not on the heap. It can be exploited remotely and a public exploit exists.

Risk Assessment

Remote code execution or crash of SCADA/ICS systems using this library, potentially disrupting critical infrastructure.

Recommendation

Immediately upgrade libiec61850 to version 1.6.2, which includes the fix.

Related vulnerabilities

Original NVD description (English source)

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.

Vulnerability data from NVD (NIST) · CISA KEV · EPSS