CVE-2026-10521

Authenticated unintended access to critical program parameters

State: Published
Severity: 8.6 High
Published: Jun 23, 2026
Updated: Jun 23, 2026
Reserved: Jun 1, 2026

Description

An high privileged remote attacker can access a hidden configuration method, that should not be accessible by any user, to modify critical program parameters. This can result in a total loss of confidentiality, integrity and availability.

Scores

CVSS	Score	Vector	Source
4.0	8.6 High	CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N	CERTVDE
3.1	7.2 High	CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H	CERTVDE

Weaknesses

CWE-425 Direct Request ('Forced Browsing')

Affected Products

Product	Versions
mbCONNECT24MB connect line	0.0.0 to before 2.20.2Affected
mymbCONNECT24MB connect line	0.0.0 to before 2.20.2Affected
mbCONNECT24MB connect line	2.20.1Affected
mymbCONNECT24MB connect line	2.20.1Affected

References

https://www.certvde.com/en/advisories/VDE-2026-068/

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