CVE-2026-19108
What it is
A vulnerability was found in MZ Automation libiec61850 up to 1.6.1. The affected element is the function deleteDataSetValuesShadowBuffer of the file src/iec61850/server/mms_mapping/reporting.c of the component URCB Revalidation. The manipulation results in use after free. The attack needs to be approached locally. The exploit has been made public and could be used. Upgrading to version 1.6.2 is sufficient to fix this issue. The patch is identified as 486fd57f3aed65bb9d636ff00f9ddce2e450b168. Upgrading the affected component is advised.
At a glance
- Exploitability
- Can be exploited locally on the machine with a low-privilege account. Limited direct impact.
- Exploit odds
- 0.2% chance of exploitation in the next 30 days (EPSS).
- Fix
- A patch, advisory or fixed version is referenced. Upgrade or apply it.
Timeline
- PublishedDisclosed publicly on CVE.org and NVD
- Last updatedMost recent change to the record
Why it ranks here
- Exploited in the wild: no, CISA does not list it.
- Exploit odds: 0.2% in the next 30 days (EPSS).
- Severity: 1.9 LOW (CVSS).
- Fix: a patch or advisory is linked.
Details
- Published
- Last modified
- Exploit probability
- 0.2% · EPSS, next 30 days
- Weakness
- CWE-119 · Buffer errors
- Record status
- Deferred
Attack profile CVSS 4.0 · 1.9
- Attack vector
- Local
- Complexity
- Low
- Attack requirements
- None
- Privileges needed
- Low
- User interaction
- None
- Confidentiality
- Low
- Integrity
- Low
- Availability
- Low
Raw vector
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/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Is it in your code?
Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.
Read https://cve-list.com/agent/cve/CVE-2026-19108.md and follow it. Check whether this project is affected by CVE-2026-19108. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.
Fix and advisories
- https://github.com/mz-automation/libiec61850/commit/486fd57f3aed65bb9d636ff00f9ddce2e450b168
- https://github.com/mz-automation/libiec61850/releases/tag/v1.6.2
References
- https://github.com/mz-automation/libiec61850/commit/486fd57f3aed65bb9d636ff00f9ddce2e450b168
- https://github.com/mz-automation/libiec61850/issues/596
- https://github.com/mz-automation/libiec61850/releases/tag/v1.6.2
- https://github.com/user-attachments/files/29163236/POC.zip
- https://vuldb.com/cve/CVE-2026-19108
- https://vuldb.com/submit/864520
- https://vuldb.com/vuln/386569
- https://vuldb.com/vuln/386569/cti