CVE-2026-18582mz-automation libiec61850 Report Sending Path reporting.c Reporting_RCBWriteAccessHandler free of memory not on the heap
Updated under an hour ago ()
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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.
- CVSS
- 5.3 MEDIUM (v3.1, CNA)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
- Weakness (CWE)
- CWE-590
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- VulDB
- NVD analysis
- Deferred
- Record last updated
- Aug 3, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
mz-automation libiec61850 mz-automation:libiec61850 | 1.6.0; 1.6.1; 1.6.2 not affected | CNA record |
References
- https://vuldb.com/vuln/385411vdb-entry, technical-description
- https://vuldb.com/vuln/385411/ctisignature, permissions-required
- https://vuldb.com/cve/CVE-2026-18582third-party-advisory
- https://vuldb.com/submit/844920third-party-advisory
- https://github.com/mz-automation/libiec61850/security/advisories/GHSA-7qg8-hm25-rv5vrelated
- https://github.com/gff-cw/information/issues/2exploit, issue-tracking
- https://github.com/mz-automation/libiec61850/commit/5b2a69f44256b8548927d8afdd7ac5f5381abe1epatch
- https://github.com/mz-automation/libiec61850/releases/tag/v1.6.2patch
- https://github.com/mz-automation/libiec61850/product
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.