CVE-2026-44092

Missing input validation / stripping of CRLF characters in SystemConfigManager

State: Published
Severity: 8.8 High
Published: Jul 30, 2026
Updated: Jul 30, 2026
Reserved: May 5, 2026

Description

An unauthenticated remote attacker can inject malicious input into the ModbusServer application because it does not validate the input it fetches from MQTT. This may lead to integrity and availability loss.

Scores

CVSS	Score	Vector	Source
4.0	8.8 High	CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N	CERTVDE
3.1	9.1 Critical	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H	CERTVDE

Weaknesses

CWE-93 Improper Neutralization of CRLF Sequences ('CRLF Injection')

Affected Products

Product	Versions
CHARX SEC-3150Phoenix Contact	1.0.0 to before 1.9.1Affected
CHARX SEC-3100Phoenix Contact	1.0.0 to before 1.9.1Affected
CHARX SEC-3050Phoenix Contact	1.0.0 to before 1.9.1Affected
CHARX SEC-3000Phoenix Contact	1.0.0 to before 1.9.1Affected

References

https://www.certvde.com/en/advisories/VDE-2026-008/

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