CVE-2026-8980 PUBLISHED

Privilege Escalation

Assigner: CyberDanube
Reserved: 19.05.2026 Published: 28.05.2026 Updated: 28.05.2026

The Mennekes Amtron series (firmware versions ≤ 5.22.3) is vulnerable to privilege escalation. An authenticated low-privileged user can change the passwords of the admin (operator) and manufacturer accounts via crafted POST requests.

Metrics

CVSS 4.0

CVSS Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:P
CVSS Score: 9.3

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

CVSS 4.0

Product Status

Vendor	Mennekes
Product	Amtron
Versions	Default: affected affected from 0 to 5.22.3 (incl.)

Credits

S. Eisenreich-Dietz (CyberDanube) finder

References

https://cyberdanube.com/security-research/multiple-vulnerabilities-in-mennekes-amtron-series/

Problem Types

CWE-269 Improper Privilege Management CWE

Impacts

CAPEC-233 Privilege Escalation