CVE-2026-16002 PUBLISHED

Out-of-bounds Read in MZ Automation lib60870

Assigner: icscert
Reserved: 17.07.2026 Published: 23.07.2026 Updated: 24.07.2026

The affected product is vulnerable to an Out-of-bounds read, which may allow an attacker to crash the parsing process and cause a denial of service.

CVSS Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H
CVSS Score: 8.2

Attack Vector	Network	Scope	Unchanged
Attack Complexity	Low	Confidentiality Impact	Low
Privileges Required	None	Integrity Impact	None
User Interaction	None	Availability Impact	High

CVSS 3.1

CVSS Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:H/SC:N/SI:N/SA:N
CVSS Score: 8.8

Exploitability Metrics		Vulnerable System Impact Metrics		Subsequent System Impact Metrics
Attack Vector	Network	Confidentiality	Low	Confidentiality	None
Attack Complexity	Low	Integrity	None	Integrity	None
Attack Requirements	None	Availability	High	Availability	None
Privileges Required	None
User Interaction	None

CVSS 4.0

Product Status

Vendor	MZ Automation
Product	lib60870
Versions	Default: unaffected affected from 0 to 2.4.0 (incl.)

Solutions

MZ automation recommends users update to version 2.4.1 or later. Documentation can be found at https://github.com/mz-automation/lib60870/security/advisories/GHSA-f5xp-w6f3-vvrv. https://github.com/mz-automation/lib60870/security/advisories/GHSA-f5xp-w6f3-vvrv

Credits

Lars Tray reported this vulnerability to CISA finder

References

https://www.cisa.gov/news-events/ics-advisories/icsa-26-204-07

Problem Types

CWE-125 Out-of-bounds read CWE